LINGO 15 Online Users Manual

Opera Bug

Contents | Index

• LINGO 15.0 Users Manual
  • Title Page
  • Preface
  • New Features
  • FAQs - Frequently Asked Questions
  • Getting Started with LINGO
    • Getting Started on Windows
      • Installing LINGO on Windows
      • Starting LINGO on Windows
      • Opening a Sample Model on Windows
    • Getting Started on a Mac
      • Installing LINGO on a Mac
      • Starting LINGO on a Mac
      • Opening a Sample Model on a Mac
      • Features Not Currently Supported on the Mac
    • Getting Started on Linux
      • Installing LINGO on Linux
      • Starting LINGO on Linux
      • Opening a Sample Model on Linux
      • Features Not Currently Supported on Linux
    • Command-Line Prompt
      • Solving the Model
      • Entering the Model
      • Printing and Saving Your Work
    • Creating and Solving a Model in LINGO
      • Developing a LINGO Model
      • Solving the Model
      • Solver Status Window
      • Sample Solution Report
      • Printing Your Work
      • Saving Your Work
    • Examining the Solution Report
      • Reduced Cost
      • Slack or Surplus
      • Dual Price
    • Intro to LINGO's Modeling Language
      • A Sample Transportation Model
        • The Data
        • Objective Function
        • Constraints
        • The Completed Model
        • Defining the Sets
        • Inputting the Data
        • Solving the Transportation Model
        • Summary
    • Additional Modeling Language Features
      • Constraint Names
      • Model Title
      • Indicating Convexity
    • Maximum Problem Dimensions
    • How to Contact LINDO Systems
  • Using Sets
    • Why Use Sets?
    • What Are Sets?
    • The Sets Section
      • Defining Primitive Sets
      • Defining Derived Sets
      • Summary
    • The Data Section
    • Set Looping Functions
      • @FOR
      • @SUM
      • @MIN and @MAX
      • @PROD
      • Nested Set Looping Functions
      • Summary
    • Set-Based Modeling Examples
      • Primitive Set Example
        • A Staff Scheduling Problem
        • The Formulation
        • The Solution
      • Dense Derived Set Example
        • A Blending Problem
        • The Formulation
        • The Solution
      • Sparse Derived Set Example - Explicit List
        • A Project Scehduling Problem
        • The Formulation
        • The Solution
      • Sparse Derived Set Example - Membership Filter
        • A Matching Problem
        • The Formulation
        • The Solution
    • Summary
  • Variable Domain Functions
    • Integer Variables
      • General Integer Variables
        • General Integer Example - CompuQuick Product Mix
        • General Integer Example - Staff Scheduling
      • Binary Integer Variables
        • Binary Integer Example - The Knapsack Problem
          • A Sample Knapsack Problem
          • The Formulation
          • The Solution
          • An Extension - Modeling a Logical Or Condition
        • Binary Integer Example - Product Mix with Fixed Costs
          • A Sample Product Mix Problem
          • The Formulation
          • The Solution
      • Dual Values and IP
    • Variable Priorities
    • Summary
    • Free Variables
      • Free Variable Example - Forecasting
        • The Formulation
        • The Solution
    • Bounded Variables
    • SOS Variables
      • Piecewise Linear Example - Type SOS2 Set
    • Cardinality
    • Semicontinuous Variables
    • Positive Semi-Definite Matrices
      • Positive Semi-Definite Matrix Example
  • Data, Init and Calc Sections
    • The Data Section of a Model
      • Parameters
      • What If Analysis
      • Initializing an Attribute to a Single Value
      • Omitting Values in a Data Section
    • The Init Section of a Model
    • The Calc Section of a Model
    • Summary
  • Menu Commands
    • Accessing Menu Commands
      • Menus
      • The Toolbar
        • The Windows Toolbar
        • The Mac and Linux Toolbar
      • Accelerator Keys
    • Menu Commands In Brief
      • File Menu Commands
      • Edit Menu Commands
      • Solver Menu Commands
      • Window Menu Commands
      • Help Menu Commands
    • Menu Commands In Depth
      • File Menu
        • File|New
        • File|Open
        • File|Save
        • File|Save As
        • File|Close
        • File|Print
        • File|Print Setup
        • File|Print Preview
        • File|Log Output
        • File|Take Commands
        • File|Export File
        • File|License
        • File|Database User Info
        • File|Exit
      • Edit Menu
        • Edit|Undo
        • Edit|Redo
        • Edit|Cut
        • Edit|Copy
        • Edit|Paste
        • Edit|Paste Special
        • Edit|Select All
        • Edit|Find
        • Edit|Find Next
        • Edit|Replace
        • Edit|Go To Line
        • Edit|Match Parenthesis
        • Edit|Paste Function
        • Edit|Select Font
        • Edit|Insert New Object
        • Edit|Links
        • Edit|Object Properties
      • Solver Menu
        • Solver|Solve
        • Solver|Solution
          • Text Solution Reports
          • Charting Solutions
            • Higher Dimension Charts
            • Network Charts
        • Solver|Range
        • Solver|Options
          • Interface Tab
            • General Box
              • Errors In Dialogs
              • Status Bar
              • Fill Out Ranges
              • Status Window
              • Splash Screen
              • Output Level
              • Toolbar
            • Solution Display Box
              • Show As 0
              • Precision
            • File Format Box
            • Syntax Coloring Box
            • Command Window Box
              • Send Reports to Command Window
              • Echo Input
              • Line Count Limits
              • Page Size Limits
          • General Solver Tab
            • Multithreading Box
            • Debugger Box
            • Runtime Limits Box
            • Dual Computations
            • @SOLVE Time Limit Box
            • Scaling Warning Threshold
            • Variables Assumed Non-Negative
            • Use R/C Format Names for MPS I/O
            • Favor Reproducibility Over Performance
          • Model Generator Tab
            • Generator Memory Limit Box
            • Unary Minus Priority
            • Fixed Var Reduction
            • Model Regeneration
            • Linearization
            • Allow Unrestricted Use of Primitive Set Member Names Box
            • Assume Model Is Linear
            • Check for Duplicate Names
            • Enforce Bounds In CALC and DATA
            • Loop Optimization
            • Minimize Memory Usage
          • Linear Solver Tab
            • Solver Method
            • Model Reduction
            • Feasibility Tolerances
            • Pricing Strategies
            • Multi-Core
            • Linear Optimality Tolerance
            • Basis Refactor Frequency
            • Barrier Crossover
            • Matrix Decomposition
            • Scale Model
          • Nonlinear Solver Tab
            • Initial and Final Nonlinear Feasibility Tolerances
            • Nonlinear Optimality Tolerance
            • Slow Progress Iteration Limit
            • Derivative Computation
            • Strategies Box
              • Crash Initial Solution, Methods 1 and 2
              • Quadratic Recognition
              • Selective Constraint Evaluation
              • SLP Directions
              • SLP Solver
              • Steepest Edge
          • Integer Pre-Solver Tab
            • Heuristics
            • Constraint Cuts Box
              • Application
              • Relative Limit
              • Max Passes
              • Types
            • Probing Level
          • Integer Solver Tab
            • Branching Box
              • Direction
              • Priority
            • Integrality Box
              • Absolute Integrality
              • Relative Integrality
              • BigM Threshold
            • LP Solver Box
              • Warm Start
              • Cold Start
            • Optimality Box
              • Absolute Optimality
              • Relative Optimality
              • Time To Relative
            • Tolerances Box
              • Hurdle
              • Node Selection
              • Strong Branch
            • K-Best Solutions Box
              • K-Best Solutions Example
            • Branch-and-Price (BNP) Solver
          • Global Solver Tab
            • Use Global Solver
            • Variable Upper Bound Box
            • Tolerances Box
            • Strategies Box
            • Multistart Solver
          • SP Solver Tab
            • Default Sample Size per Stage
            • Random Generator Seed
            • Sample Continuous Only
            • SP Solver Method
            • Max Scenarios Limit
            • SP Big M Coefficient
            • Calculate All Expected Value Statistics
        • Solver|Generate
          • Display Model
          • Don't Display Model
          • Display Nonlinear Rows
          • Dual Model
          • Explicit Deteq
          • Scenario
        • Solver|Picture
        • Solver|Debug
        • Solver|Model Statistics
        • Solver|Look
      • Window Menu
        • Window|Command Window
        • Window|Status Window
        • Window|Close All
        • Window|Tile
        • Window|Cascade
        • Window|Previous
        • Window|Next
        • Window|Arrange Icons
      • Help Menu
        • Help|Help Topics
        • Help|Register
        • Help|AutoUpdate
        • Help|About LINGO
        • Help Pointer
      • Mac LINGO Applications Menu
  • Command-Line Commands
    • The Commands in Brief
      • Information Commands
      • Input Commands
      • Display Commands
      • File Output Commands
      • Solution Commands
      • Problem Editing Commands
      • Conversational Parameter Commands
      • Tolerance Setting Commands
      • Miscellaneous Commands
    • The Commands In Depth
      • Information
        • CAT
        • HELP
          • COM
        • MEM
      • Input
        • FRMPS
        • MODEL
        • RMPS
        • RMPI
        • RLPF
        • TAKE
      • Display
        • DUAL
        • GEN
        • HIDE
        • LOOK
        • LISTFIX
        • PICTURE
        • SCENE
        • SHOWNL
        • STATS
        • XDETEQ
      • File Output
        • DIVERT
        • RVRT
        • SAVE
        • SMPI
        • SMPS
      • Solution
        • DEBUG
        • GO
        • NONZ
        • RANGE
        • SOLU
      • Problem Editing
        • ALTER
        • DELETE
        • EXTEND
      • Conversational Parameters
        • PAGE
        • PAUSE
        • TERSE
        • VERBOSE
        • WIDTH
      • Tolerances
        • APISET
        • DBPWD
        • DBUID
        • FREEZE
        • SET
          • 1. ILFTOL/ 2. FLFTOL - Linear Feasibility Tolerances
          • 3. INFTOL/4. FNFTOL - Nonlinear Feasibility Tolerances
          • 5. RELINT - Relative Integrality Tolerance
          • 6. NOPTOL - Nonlinear Optimality Tolerance
          • 7. ITRSLW - Iteration Limit for Slow Progress
          • 8. DERCMP - Derivative Computations
          • 9. ITRLIM - Iteration Limit
          • 10. TIMLIM - Time Limit
          • 11. OBJCTS - Objective cuts
          • 12. MXMEMB - Model Generation Memory Limit
          • 13. CUTAPP - Cuts Application
          • 14. ABSINT - Absolute Integrality
          • 15. HEURIS - IP Heuristics
          • 16. HURDLE - IP Hurdle Value
          • 17. IPTOLA - IP Absolute Optimality
          • 18. IPTOLR - IP Optimality Tolerance
          • 19. TIM2RL - Seconds to IP Relative Optimality
          • 20. NODESL - Node Selection
          • 21. LENPAG - Page Length Limit
          • 22. LINLEN - Line Length Limit
          • 23. TERSEO - Terse Output
          • 24. STAWIN - Status Window
          • 25. SPLASH - Splash Screen
          • 26. OROUTE - Output Route
          • 27. WNLINE/28. WNTRIM - Command Window Limits
          • 29. STABAR - Status Bar
          • 30. FILFMT - FIle Format
          • 31. TOOLBR - Toolbar
          • 32. CHKDUP - Check for Duplicate Names
          • 33. ECHOIN - Echo Input
          • 34. ERRDLG - Errors in Dialog Boxes
          • 35. USEPNM - Unrestricted Primitive Set Names
          • 36. NSTEEP - Nonlinear Steepest Edge
          • 37. NCRASH - Nonlinear Crash, Method 1
          • 38. NSLPDR - Nonlinear SLP Direction
          • 39. SELCON - Selective Constraint Evaluation
          • 40. PRBLVL - IP Probing Level
          • 41. SOLVEL - Linear Solver
          • 42. REDUCE - Model Reduction
          • 43. SCALEM - Scaling
          • 44. PRIMPR - Primal Pricing
          • 45. DUALPR - Dual Pricing
          • 46. DUALCO - Dual Computations
          • 47. RCMPSN - RC Name Format for MPS I/O
          • 48. MREGEN - Model Regeneration Frequency
          • 49. BRANDR - Branching Direction
          • 50. BRANPR - Branching Priority
          • 51. CUTOFF - Solution Cutoff Value
          • 52 STRONG - Strong Branching Level
          • 53. REOPTB - IP Warm Start LP Solver
          • 54. REOPTX - IP Cold Start LP Solver
          • 55. MAXCTP - Max Cuts Passes
          • 56. RCTLIM - Relative Cuts Limit
          • 57. GUBCTS - GUB Cuts
          • 58. FLWCTS - Flow Cuts
          • 59. LFTCTS - Lift Cuts
          • 60. PLOCTS - Plant Location Cuts
          • 61. DISCTS - Disaggregation Cuts
          • 62. KNPCTS - Knapsack Cover Cuts
          • 63. LATCTS - Lattice Cuts
          • 64. GOMCTS - Gomory Cuts
          • 65. COFCTS - Coefficient Reduction Cuts
          • 66. GCDCTS - Greatest Common Divisor Cuts
          • 67. SCLRLM - Syntax Coloring Line Limit
          • 68. SCLRDL - Syntax Coloring Time Delay
          • 69. PRNCLR - Parenthesis Coloring
          • 70. MULTIS - NLP Multistart Attempts
          • 71. USEQPR - Quadratic Recognition
          • 72. GLOBAL - Global Solver on NLPs
          • 73-75. LNRISE, LNBIGM, LNDLTA - Linearization
          • 76. BASCTS - Basis Cuts
          • 77. MAXCTR - Max Tree Cuts
          • 78. HUMNTM - Heuristics
          • 79. DECOMP - Matrix Decomposition
          • 80. GLBOPT - Global Solve Optimality Tolerance
          • 81. GLBDLT - Global Solver Delta
          • 82. GLBVBD - Global Solver Variable Bound
          • 83. GLBUBD - Global Solver Variable Bound Usage
          • 84. GLBBRN - Global Solver Branching Direction
          • 85. GLBBXS - Global Solver Box Selection
          • 86. GLBREF - Global Solver Model Reformulation
          • 87. SUBOUT - Fixed Variable Reduction
          • 88. NLPVER - Nonlinear Solver Version
          • 89. DBGCLD and 90. DBGWRM- Debugger Solver
          • 91. LCRASH - Nonlinear Crash, Method 2
          • 92. BCROSS - Barrier Solver Crossover
          • 93. LOWMEM - Lower Memory Usage
          • 94. FILOUT - Fill Out ODBC Tables
          • 95. DBGLVL - Model Debugger Output Level
          • 96. UNARYM - Unary Minus Priority
          • 97. LINEAR - Assume Linearity
          • 98. LOPTOL - Linear Optimality Tolerance
          • 99. SECORD - Second Order Derivatives
          • 100. NONNEG - Assume Non-Negativity
          • 101. BIGMVL - BigM Threshold
          • 102. KILLSC - Kill Scripts on Interrupts
          • 103. TATSLV - Time Limit of @SOLVE
          • 104. KBESTS - Number of K-Best MIP Solutions
          • 105. LCORES - Number of Concurrent LP Solvers
          • 106-109. LCORE1-LCORE4 - LP Solver Core Selection
          • 110. SCALEW - Scaling Warning Threshold
          • 111. REFRAQ -  Basis Refactor Frequency
          • 112. SPSMSZ - Default SP Sample Size
          • 113. SPSCON - Sample Continuous Only
          • 114. SPSEED - SP Random Number Seed
          • 115. SPMTHD - SP Solver Method
          • 116. SPXVAL - Calculate All Expected Values
          • 117. SPMAXS - Max Scenarios Limit
          • 118. PRECIS - Precision
          • 119. LOOPOP - Loop Optimization
          • 120. HEUCUT - Heuristics Cutoff Criterion
          • 121. NUMBIN - Number of Histogram Bins
          • 122. SPBIGM - SP Big M Coefficient
          • 123. NSLPSV - SLP Solver
          • 124. FORCEB - Enforce Bounds in CALC and DATA
          • 125. NTHRDS - Number of Execution Threads
          • 126. MTMODE - Multithread Mode
          • 127. BNPBLK - BNP Block Determination
          • 128. BNPHEU - BNP Block Finding Heuristic
          • 129. REPROD - Favor Reproducibility
      • Miscellaneous
        • !
        • QUIT
        • TIME
  • LINGO's Operators and Functions
    • Standard Operators
      • Arithmetic Operators
      • Logical Operators
      • Relational Operators
      • Operator Priority Table
    • Mathematical Functions
    • Financial Functions
    • Probability Functions
    • Variable Domain Functions
    • Set Handling Functions
    • Set Looping Functions
    • Interface Functions
    • Distributions
    • Report Functions
    • Date, Time and Calendar Functions
    • Miscellaneous Functions
  • Interfacing with External Files
    • Cut and Paste Transfers
      • Pasting in Data from Excel
      • Pasting Data Out to Word
    • Text File Interface Functions
      • Including External Files with @FILE
      • Using @FILE in a Transportation Model
      • Writing to Files Using @TEXT
      • Example - Using @TEXT for Staff Scheduling
    • LINGO Command Scripts
      • A Command Script Example
      • The AUTOLG.DAT Script File
    • Specifying Files in the Command-line
    • RunLingo
    • Redirecting Input and Output
    • Managing LINGO Files
  • Interfacing with Spreadsheets
    • Importing Data from Spreadsheets
      • Using @OLE to Import Data from Excel
      • Importing Data with @OLE
      • Importing in a Transportation Model with @OLE
    • Exporting Solutions to Spreadsheets
      • Using @OLE to Export Solutions to Excel
      • Exporting in a Transportation Model with @OLE
      • Export Summary Reports
    • OLE Automation Links to Excel
    • Embedding LINGO Models in Excel
    • Embedding Excel Sheets In LINGO
    • Summary
  • Interfacing with Databases
    • ODBC Data Sources
      • Creating an ODBC Data Source from an Access Database
      • Creating an ODBC Data Source from an Oracle Database
      • Creating an ODBC Data Source from an SQL Server Database
    • Importing Data from Databases
      • Importing Data with ODBC in a PERT Model
    • Exporting Data ro Databases
      • Exporting Data with ODBC in a PERT Model
  • Interfacing with Other Applications
    • The LINGO Dynamic Link Library
      • Staff Scheduling Example Using the LINGO DLL
      • The Model
      • The @POINTER Function
      • The @STATUS Function
      • Functions Exported by the LINGO DLL
        • LINGO DLL Error Codes
        • Supporting DLLs
      • Visual C++ Example
        • Building the Application
      • Visual Basic Example
        • Building the Application
      • Passing Set Members with @POINTER
        • The Model
        • The Code
      • Callback Functions
        • Specifying a Callback Function
        • A Visual C++ Callback Function
        • A Visual Basic Callback Function
      • Summary
    • User Defined Functions
      • Installing @USER Under Windows
      • Visual C++ Example
  • Developing More Advanced Models
    • Production Management Models
      • Blending Model     Model: Blend
        • The Problem in Words
        • The Model
        • The Sets
        • The Variables
        • The Objective
        • The Constraints
        • The Solution
      • Material Requirements Planning     Model: MRP
        • The Problem in Words
        • The Model
        • The Data
        • The Sets
        • The Variables
        • The Formulas
        • The Solution
      • Assembly Line Balancing    Model: ASLBAL
        • The Problem In Words
        • The Model
        • The Sets
        • The Variables
        • The Objective
        • The Constraints
        • The Solution
    • Logistics Models
      • Capacitated Plant Location    Model: CAPLOC
        • The Problem in Words
        • The Model
        • The Sets
        • The Variables
        • The Objective
        • The Constraints
        • The Solution
      • Shortest Route Problem    Model: DYNAMB
        • The Problem in Words
        • The Model
        • The Sets
        • The Variables
        • The Formulas
        • The Solution
    • Financial Models
      • Markowitz Portfolio Selection    Model: GNPORT
        • The Problem in Words
        • The Model
        • The Sets
        • The Attributes
        • The Objective
        • The Constraints
        • The Solution
      • Scenario Based Portfolio Selection    Model: PRTSCEN
        • The Problem in Words
        • The Model
        • The Sets
        • The Attributes
        • The Objective
        • The Formulas
        • The Solution
      • Options Pricing    Model: OPTION
        • The Problem in Words
        • The Model
        • The Sets and Attributes
        • The Formulas
        • The Solution
      • Bond Portfolio Optimization    Model: PBOND
        • The Problem in Words
        • The Model
        • The Sets
        • The Attributes
        • The Objective
        • The Formulas
        • The Solution
    • Queuing Models
      • Erlang Queuing Model    Model: EZQUEUE
        • The Problem in Words
        • The Model
        • The Solution
      • Machine Repairman Model    Model: EZMREPAR
        • The Problem in Words
        • The Model
        • The Solution
      • Steady State Queuing Model    Model: QUEUEM
        • The Problem in Words
        • The Model
        • The Formulas
        • The Solution QUEUEM
    • Marketing Models
      • Markov Chain Model    Model: MARKOV
        • The Problem in Words
        • The Model
        • The Sets
        • The Attributes
        • The Formulas
        • The Solution
      • Conjoint Analysis    Model: CONJNT
        • The Problem in Words
        • The Model
        • The Sets
        • The Attributes
        • The Objective
        • The Constraints
        • The Solution
  • Programming LINGO
    • Programming Features
      • Model Control
      • Charting
      • Flow of Control
      • Model Generation
      • Output Statements
      • Parameter Settings
      • Procedures
      • Stochastic Programming
      • Utility Functions
    • Programming Example: Binary Search
      • The Model
      • The Details
    • Programming Example: Markowitz Efficient Frontier
      • The Model
      • The Details
    • Programming Example: Cutting Stock
      • The Model
      • Cutting-Stock - The Details
    • Programming Example: Accessing Excel
      • The Model
      • The Details
    • Programming LINGO - Summary
  • Stochastic Programming 
    • Multistage Decision Making (SPs)
      • Recourse Models
      • Scenario Tree
      • Monte Carlo Sampling
      • Setting Up SP Models
      • Language Features for SP Models
        • Identifying Random Variables
        • Identifying Initial Decision and Recourse Variables
        • Declaring Distributions
          • Declaring Parametric Distributions
          • Matrix Declarations of Outcome Table Distributions
          • Scalar Declarations of Outcome Table Distributions
      • Gas Buying Example
        • The Core Model
        • Stochastic Declarations
        • The Solution
      • Stock Option Example
        • The Core Model
        • Stochastic Declarations
        • The Solution
      • Investing Under Uncertainty Example
        • The Core Model
        • Stochastic Declarations
        • The Solution
    • Chance-Constrained Programs (CCPs)
      • Setting Up CCP Models
      • Language Features for CCP Models
        • Identifying Random Variables
        • Declaring Distributions
        • Identifying Chance-Constraint Sets
      • A CCP Fuel Blending Example - The Model
      • A CCP Fuel Blending Example - The Solution
  • On Mathematical Modeling
    • Solvers Used Internally by LINGO
    • Type of Constraints
      • Linear Constraints
      • Nonlinear Constraints
    • Local Optima vs. Global Optima
    • Convexity and Concavity
      • Convexity
      • Concavity
    • Smooth vs. Non-smooth Functions
    • Guidelines for Nonlinear Modeling
      • Supplying Bounds for Variables
      • Supplying Initial Values for Variables
      • Scale the Model to a Reasonable Range of Units
      • Simplify Relationships
      • Reduce Integer Restrictions
  • Additional Examples of LINGO Modeling
    • ASLBAL- Assembly Line Balancing
    • BAYES - Bayes Rule
    • BLEND - Blending of Ingredients I
    • BOX - Designing a Computer Cabinet
    • CAPLOC - Plant Location
    • CHESS - Blending of Ingredients II
    • CHMBL1 - Chemical Equilibrium
    • CONJNT - Conjoint Analysis
    • DEAMOD - Data Envelopment Analysis
    • DEMRND - Generating Random Numbers
    • DNRISK - Scenario Based Portfolio Model
    • DYNAMB - Dynamic Programming
    • EOQCAP - Capacitated EOQ
    • EZCOUNT - Using the Log Gamma Function
    • EZMREPAR - Machine Repair Example
    • EZNEWS - Newsboy Problem
    • EZQUEUE - Simple Queuing Example
    • GENEQ1 - General Equilibrium of an Economy
    • GENPRT - Markowitz Portfolio Example
    • JOBSLT - Job Shop Scheduling
    • KNAPSACK - Knapsack Model
    • LEARNC - Learning Curve
    • MARKOV - Markov Chain Model
    • MATCHD - Matching Model
    • METRIC - Computing Demand Backlog
    • MEXICO - The Mexican Steel Problem
    • MPSCHD - Multiproduct Capacitated Lot Sizing
    • MREPAR - Machine Repair Model
    • MRP - Material Requirements Planning
    • MSPAN - Minimal Spanning Tree
    • MULLDC - Multilevel Distribution
    • NETEQ1 - Network Equilirium
    • NLTRAZ - Minimize Traffic Congestion
    • NUSBOY - Newsboy with Fixed Order Charge
    • OBOOKO - Optimal Airline Overbooking I
    • OBOOKT - Optimal Airline Overbooking II
    • OPTION - Black Scholes Options Pricing
    • OPTIONB - Binomial Options Pricing
    • PBOND - Bond Portfolio Optimization
    • PC - Simple Product Mix
    • PERT - Project Management
    • PERTC - Project Management with Crashing
    • PRODMIX - Product Mix with Setup Costs
    • PRTSCEN - Scenario Based Portfolio Selection
    • QASGN - Quadratic Assignment
    • QDISCX - Economic Order Quantity
    • QMMC - Simple Queuing System
    • QUEUEL - Minimal Cost Queuing
    • QUEUEM - Steady State Queuing Model
    • REGRES - Linear Regression
    • SAMPLE - Acceptance Sampling I
    • SAMPLE2 - Stratified Sampling Design
    • SAMSIZ - Acceptance Sampling II
    • SHADES - Seasonal Sales Forecasting
    • SIMXPO - Exponential Smoothing
    • SONGS - Placing Songs on a Cassette Tape
    • SORTIN - Computing Sort Order
    • STAFFDEM - Staff Scheduling
    • WIDGETS - Transportation Problem
    • TSP - Traveling Salesman Problem
    • VROUTE - Vehicle Routing Problem
    • WHATIF - Home Mortgage Calculation
  • Error Messages
    • 0. THE MODEL GENERATOR RAN OUT OF MEMORY.
    • 1. TOO MANY LINES OF TEXT IN THE MODEL.
    • 2. TOO MANY CHARACTERS IN THE MODEL TEXT.
    • 3. OVERLENGTH LINE, CHARACTERS MAY HAVE BEEN LOST OFF END.
    • 4. VALID LINES ARE 1 TO N. TYPE 'ALL' TO REFERENCE ALL LINES.
    • 5. THERE IS NO CURRENT MODEL.
    • 6. TOO MANY NESTED TAKE COMMANDS.
    • 7. UNABLE TO OPEN FILE: FILENAME
    • 8. TOO MANY CONSECUTIVE COMMAND ERRORS. 
    • 9. NOT USED.
    • 10. NOT USED.
    • 11. INVALID INPUT.  A SYNTAX ERROR HAS OCCURRED.
    • 12. MISSING RIGHT PARENTHESIS.
    • 13. A SPECIFIED SPREADSHEET RANGE WAS NOT FOUND.
    • 14. NOT ENOUGH TEMPORARY OPERATOR STACK SPACE.
    • 15. NO RELATIONAL OPERATOR FOUND.
    • 16. ALL MODEL OBJECTS MUST HAVE THE SAME PARENT SET FOR THIS OPERATION.
    • 17. NOT ENOUGH INDEX STACK SPACE.
    • 18. OUT OF SET STACK SPACE.
    • 19. INVALID USE OF @INDEX FUNCTION.
    • 20. IMPROPER USE OF SET NAME.
    • 21. IMPROPER USE OF ATTRIBUTE NAME.
    • 22. TOO MANY INEQUALITY OR EQUALITY RELATIONS.
    • 23. IMPROPER NUMBER OF ARGUMENTS.
    • 24. INVALID SET NAME.
    • 25. NOT USED.
    • 26. IMPROPER NUMBER OF INDEX VARIABLES.
    • 27. THE FOLLOWING SPREADSHEET RANGE IS DISCONTINUOS:
    • 28. INVALID USE OF ROW NAME.
    • 29. INVALID NUMBER OF INITIALIZATION VALUES IN A DATA/INIT/CALC SECTION.  
    • 30. A GENERAL FAILURE OCCURRED WHILE ATTEMPTING A LINK TO EXCEL.
    • 31. INVALID ARGUMENT LIST FOR AN @TEXT() FUNCTION CALL.
    • 32. ATTEMPT TO IMPORT A BLANK SET MEMBER NAME.
    • 33. INVALID ARGUMENT LIST FOR AN @OLE() FUNCTION CALL.
    • 34. RANGE LENGTHS MUST BE IDENTICAL WHEN IMPORTING DERIVED SETS.
    • 35. UNRECOGNIZED NAME IN AN OUTPUT FUNCTION.
    • 36. ATTEMPT TO IMPORT INVALID PRIMITIVE SET ELEMENT NAME.
    • 37. NAME ALREADY IN USE.
    • 38. THE ODBC SERVER RETURNED THE FOLLOWING ERROR MESSAGE: MESSAGE-TEXT.
    • 39. THE FOLLOWING SET ELEMENT WAS NOT DERIVED FROM ITS PARENT PRIMITIVE SET.
    • 40. INVALID NUMBER OF DERIVED SET INDEX ELEMENTS.
    • 41. OUT OF ATTRIBUTE INDEX SPACE.
    • 42. EXPLICIT VARIABLE IN A SET CONDITION.
    • 43. EXECUTOR ERROR IN SET CONDITION.
    • 44. UNTERMINATED CONDITION.
    • 45. INVALID ARGUMENT LIST FOR AN @ODBC FUNCTION CALL.
    • 46. INADMISSIBLE FILE NAME.
    • 47. TOO MANY FILES OPEN.
    • 48. UNABLE TO OPEN FILE.
    • 49. ERROR READING FILE.
    • 50. IMPROPER USE OF @FOR() FUNCTION.
    • 51. RAN OUT OF GENERATOR MEMORY COMPILING MODEL.
    • 52. IMPROPER USE OF @IN() FUNCTION.
    • 53. UNABLE TO LOCATE RANGE NAME.
    • 54. ERROR READING FROM FILE.
    • 55. UNABLE TO OPEN @TEXT DATA FILE.
    • 56. ERROR READING FROM @TEXT DATA FILE.
    • 57. INVALID INPUT ENCOUNTERED IN @TEXT DATA FILE.
    • 58. NOT ENOUGH VALUES FOUND IN @TEXT DATA FILE.
    • 59. TOO MANY VALUES ENCOUNTERED IN @TEXT DATA FILE.
    • 60. FILE NAME REQUIRED IN AN @TEXT() INPUT OPERATION. 
    • 61. COMMAND DISREGARDED.
    • 62. RAN OUT OF WORKSPACE IN MODEL GENERATION.
    • 63. MODEL IS ILL DEFINED. CHECK FOR UNDEFINED INDICES AND/OR CONDITIONS.
    • 64. TOO MANY NESTED @FOR OPERATORS.
    • 65. IMPROPER USE OF @WARN FUNCTION.
    • 66. WARNING: TOTAL FIXED ROWS WITH NON-UNIQUE ROOTS: N
    • 67. UNSUPPORTED STRING ARITHMETIC OPERATION.
    • 68. MULTIPLE OBJECTIVE FUNCTIONS IN MODEL.
    • 69. UNDEFINED ARITHMETIC OPERATION IN CONSTRAINT.
    • 70. SUBSCRIPT OUT OF RANGE ON ATTRIBUTE.
    • 71. IMPROPER USE OF A VARIABLE DOMAIN FUNCTION.
    • 72. UNABLE TO SOLVE FOR FIXED VARIABLE.
    • 73. A USER INTERRUPT OCCURRED.
    • 74. MAGNITUDE OF BOUND EXCEEDS: 1.E+32
    • 75. CONFLICTING BOUNDS ON VARIABLE.
    • 76. ERROR GENERATING MODEL.
    • 77. ARITHMETIC ERROR GENERATING MODEL.
    • 78. SET SECTIONS NOT ALLOWED IN SUBMODELS.
    • 79. NOT USED.
    • 80. NOT ENOUGH WORKSPACE GENERATING MODEL.
    • 81. NO FEASIBLE SOLUTION FOUND.
    • 82. UNBOUNDED SOLUTION.
    • 83.  ATTEMPT TO USE A FUNCTION THAT IS NOT VALID IN A MODEL SECTION.
    • 84. @ODBC AND @POINTER MAY NOT BE USED WITH @WRITE/@WRITEFOR IN CALC SECTIONS.
    • 85. STACK OVERFLOW. EXPRESSION TOO COMPLEX. 
    • 86. ARITHMETIC ERROR IN CONSTRAINT.
    • 87. IMPROPER USE OF @IN FUNCTION.
    • 88. SOLUTION IS CURRENTLY UNDEFINED.
    • 89. RUNTIME ERROR IN SOLVER ROUTINES.
    • 90. THE SOLVER TIME LIMIT WAS EXCEEDED.
    • 91. INVALID RUNTIME PARAMETER VALUE.
    • 92. WARNING: THE CURRENT SOLUTION MAY BE NONOPTIMAL/INFEASIBLE FOR THE CURRENT MODEL.
    • 93. INVALID SWITCH IN COMMAND LINE.
    • 94. MAXIMUM ARRAY LENGTH EXCEEDED.
    • 95. NOT USED.
    • 96. NOT USED.
    • 97. NOT USED.
    • 98. NOT USED.
    • 99. NOT USED.
    • 100. A SUBMODEL REFERENCE WAS EXPECTED.
    • 101. PASSWORDS DON'T MATCH -- MODEL NOT EXTENDED.
    • 102. UNRECOGNIZED MODEL OBJECT NAME.
    • 103. TEXT LITERALS NOT ALLOWED IN VECTOR-BASED, NON-TEXT OUTPUT OPERATIONS.
    • 104. MODEL NOT SOLVED YET.
    • 105. THE FOLLOWING TABLE IS TOO SMALL TO RECEIVE ALL OUTPUT: TABLE_NAME
    • 106. MINIMUM AND MAXIMUM VALUES FOR WIDTH ARE: 68 800.
    • 107. INVALID @POINTER INDEX VALUE.
    • 108. THE MODEL’S DIMENSIONS EXCEED THE CAPACITY OF THIS VERSION.
    • 109. THE SOLVER ITERATION LIMIT WAS EXCEEDED.
    • 110. PASSWORDS ARE LIMITED TO 56 CHARACTERS.
    • 111. COMMAND NOT AVAILABLE WHEN MODEL IS HIDDEN.
    • 112. INCORRECT PASSWORD... MODEL REMAINS HIDDEN.
    • 113. LOOK/SAVE FAILED... THE FOLLOWING LINE IS TOO LONG: N.
    • 114. PASSWORD VERIFICATION FAILED.
    • 115. MODEL MUST BE AT LEAST 64 CHARACTERS LONG FOR ENCRYPTION.
    • 116. THE MAXIMUM NUMBER OF CHARACTERS IN A FILE NAME IS: N.
    • 117. INVALID COMMAND. TYPE 'COM' TO SEE VALID COMMANDS.
    • 118. AMBIGUOUS COMMAND. TYPE 'COM' TO SEE VALID COMMANDS.
    • 119. TOO MANY CONSECUTIVE ERRORS IN BATCH MODE.
    • 120. UNABLE TO WRITE CNF FILE TO STARTUP AND WORKING DIRECTORIES.
    • 121. RANGE ANALYSIS NOT ALLOWED ON INTEGER PROGRAMMING MODELS.
    • 122. RANGE REPORTS NOT POSSIBLE WHEN RANGE ANALYSIS IS DISABLED.
    • 123. MODELS MUST BE EITHER INFEASIBLE OR UNBOUNDED IN ORDER TO BE DEBUGGED.
    • 124. ATTEMPT TO INITIALIZE AN ATTRIBUTE OF A NULL SET.
    • 125. THE @USER() FUNCTION IS NOT CURRENTLY SUPPORTED ON THIS PLATFORM.
    • 126. THE FOLLOWING VARIABLE NAME WAS NOT RECOGNIZED: VAR_NAME.
    • 127. THE FOLLOWING VARIABLE IS OF A DIFFERENT DIMENSION: VAR_NAME.
    • 128. THE PARAMETER INDEX MUST BE BETWEEN 1 AND N.
    • 129. THE PARAMETER VALUE IS NOT VALID.
    • 130. THE FOLLOWING PARAMETER NAME WAS NOT RECOGNIZED: PARAMETER-NAME.
    • 131. UNABLE TO WRITE PARAMETERS TO CONFIGURATION FILE.
    • 132. ONE OR MORE ERRORS OCCURRED WHILE READING THE CONFIGURATION FILE.
    • 133. UNABLE TO INITIALIZE WORKBOOK FOR OLE TRANSFERS.
    • 134. UNABLE TO COMPLETE ALL OUTPUT OPERATIONS.
    • 135. THE FOLLOWING FIXED VARIABLE VIOLATES ITS SEMICONTINUOUS BOUNDS: VARIABLE
    • 136. ERROR PERFORMING @TEXT() OUTPUT OPERATION: N.
    • 137. ENCRYPTED FILE NOT IN PROPER FORMAT.
    • 138. TOO MANY NESTED DIVERT FILES. 
    • 139. DIVERT COMMAND FAILED. UNABLE TO OPEN A FILE.
    • 140. DUAL VALUES WERE REQUESTED BUT DUAL COMPUTATIONS ARE DISABLED.
    • 141. RANGE VALUES WERE REQUESTED ON A ROW THAT WAS SUBSTITUTED FROM THE MODEL.
    • 142. AN UNEXPECTED ERROR OCCURRED. PLEASE CONTACT LINDO SYSTEMS TECHNICAL SUPPORT.
    • 143. OUTPUT OPERATION FAILED.  MODEL OBJECTS NOT OF SAME LENGTH.
    • 144. INVALID ARGUMENT LIST FOR @POINTER FUNCTION.
    • 145. ERROR N PERFORMING @POINTER OUTPUT OPERATION.
    • 146. THE FOLLOWING NAMES APPEARED IN THE MODEL AND THE DATA.
    • 147. UNABLE TO EVALUATE ALL @WARN FUNCTIONS.
    • 148. @OLE FUNCTION NOT SUPPORTED ON THIS PLATFORM.
    • 149. TARGET RANGE NAMES AND ODBC COLUMN NAMES CAN'T TAKE DEFAULT VALUES FOR INDEX VARIABLE OUTPUT.
    • 150. ODBC INTERFACE NOT SUPPORTED ON THIS PLATFORM.
    • 151. @POINTER NOT SUPPORTED ON THIS PLATFORM.
    • 152. COMMAND NOT SUPPORTED ON THIS PLATFORM.
    • 153. SET DEFINITIONS NOT ALLOWED IN INIT SECTIONS.
    • 154. ATTEMPT TO REDEFINE A PREVIOUSLY DEFINED SET.
    • 155. SET MEMBER NAMES MAY NOT BE OMITTED IN DATA STATEMENTS.
    • 156. INCORRECT NUMBER OF ARGUMENTS IN A DATA/INIT/CALC STATEMENT.
    • 157. ATTEMPT TO USE @INDEX ON AN UNDEFINED SET.
    • 158. A SET MEMBER NAME WAS EXPECTED.
    • 159. THE FOLLOWING DERIVED SET MEMBER IS NOT CONTAINED IN ITS PARENT SET.
    • 160. ONLY ONE SET MAY BE DEFINED IN EACH DATA STATEMENT.
    • 161. INDEX VARIABLES MAY NOT SHARE NAMES WITH OTHER VARIABLES.
    • 162. ATTEMPT TO INITIALIZE MIXED DATA TYPES.
    • 163. INVALID NUMBER OF DATA VALUES FOR OBJECT.
    • 164. INVALID LINGO NAME.
    • 165. SET EXPORTS NOT SUPPORTED WITH THIS FUNCTION.
    • 166. ATTEMPT TO OUTPUT OBJECTS OF VARYING LENGTHS TO A TABULAR DEVICE.
    • 167. INCORRECT NUMBER OF RANGES SPECIFIED.
    • 168. OUTPUT MODIFIERS NOT ALLOWED ON TEXT DATA.
    • 169. RUNTIME INPUT OF SET MEMBERS NOT ALLOWED.
    • 170. LICENSE KEY WAS NOT FOUND OR IS INVALID.
    • 171. LICENSE KEY IS INVALID.
    • 172. INTERNAL SOLVER ERROR.
    • 173. NUMERIC ERROR IN THE SOLVER.
    • 174. OUT OF MEMORY IN PREPROCESSOR.
    • 175. NOT ENOUGH VIRTUAL SYSTEM MEMORY.
    • 176. OUT OF MEMORY DURING SOLVER POSTPROCESSING.
    • 177. OUT OF MEMORY ALLOCATING SET.
    • 178. OUT OF STACK SPACE ALLOCATING SET.
    • 179. THE MODEL TRANSLATOR HAD TO PATCH NAMES TO MAKE THEM COMPATIBLE.
    • 180. UNABLE TO CREATE MODEL DATA STRUCTURE.
    • 181. ERROR EXTRACTING DATA FROM MODEL STRUCTURE.
    • 182. ERROR IN MPS OR MPI FILE ON LINE NUMBER: N
    • 183.  INVALID USE OF SP TABLE DECLARATION FUNCTION @SPDISTTABLE.
    • 184. RANGE VALUES CAN'T BE REPORTED WHEN RANGE ANALYSIS IS DISABLED.
    • 185. BARRIER SOLVER REQUESTED WITHOUT A LICENSE.
    • 186. SETS MAY NOT BE INITIALIZED WITH @QRAND.
    • 187. ONLY ONE LHS ATTRIBUTE MAY BE INITIALIZED IN AN @QRAND STATEMENT.
    • 188. ATTRIBUTES INITIALIZED WITH @QRAND MUST BELONG TO DENSE SETS.
    • 189. INVALID SEED.
    • 190. INVALID IMPLICIT SET DEFINITION.
    • 191. THE LINDO API RETURNED THE FOLLOWING ERROR CODE: N.
    • 192. @WKX NO LONGER SUPPORTED...USE @OLE INSTEAD.
    • 193. A SOLUTION IS NOT AVAILABLE FOR THIS MODEL.
    • 194. UNABLE TO CREATE ENVIRONMENT DATA STRUCTURE.
    • 195. AN ERROR OCCURRED WHILE ATTEMPTING TO WRITE TO A FILE.
    • 196. A DUAL SOLUTION DOES NOT EXIST FOR THIS MODEL.
    • 197. THE MODEL CONTAINS ONE OR MORE VACUOUS @MAX OR @MIN FUNCTIONS.
    • 198. QUADRATIC MODEL IS NOT CONVEX.
    • 199. A BARRIER SOLVER LICENSE IS REQUIRED FOR THE QUADRATIC SOLVER.
    • 200. UNABLE TO COMPUTE DUAL SOLUTION.
    • 201. THE MODEL IS LOCALLY INFEASIBLE.
    • 202. THE NUMBER OF NONLINEAR VARIABLES IN THIS MODEL EXCEEDS THE GLOBAL SOLVER LIMIT.
    • 203. THE GLOBAL SOLVER OPTION WAS REQUESTED WITHOUT A LICENSE. 
    • 204. THE MULTISTART OPTION WAS REQUESTED WITHOUT A LICENSE.
    • 205. THE MODEL IS POORLY SCALED.
    • 206. A MODEL MAY NOT BE SOLVED WITH LINEARIZATION AND THE GLOBAL SOLVER SIMULTANEOUSLY ENABLED.
    • 207. MISSING LEFT PARENTHESIS.
    • 208. @WRITEFOR() MAY ONLY APPEAR IN A DATA AND CALC SECTIONS.
    • 209. RELATIONAL OPERATORS NOT ALLOWED IN @WRITEFOR() STATEMENTS.
    • 210. INVALID USAGE OF @WRITEFOR() FUNCTION.
    • 211. ARITHMETIC ERROR IN OUTPUT OPERATION.
    • 212. SUBSCRIPT OUT OF RANGE ON SET NAME.
    • 213. TEXT OPERAND NOT PERMITTED HERE.
    • 214. DUPLICATE INITIALIZATION OF A VARIABLE.
    • 215. OUTPUT MODIFIERS NOT ALLOWED HERE.
    • 216. PREFIX FUNCTION EXPECTED A TEXT ARGUMENT.
    • 217. PREFIX FUNCITON EXPECTED A NUMERIC ARGUMENT.
    • 218. PREFIX FUNCITON EXPECTED A ROW OR VARIABLE INDEX ARGUMENT.
    • 219. UNABLE TO FIND A SPECIFIED INSTANCE OF A ROW NAME.
    • 220. UNSUPPORTED OPERATION ON TEXT OPERAND.
    • 221. ARGUMENT OVERFLOW IN @WRITE() OR @WRITEFOR().
    • 222. A VARIABLE OR ROW REFERENCE WAS EXPECTED.
    • 223. A DYNAMIC RANGE EXCEEDED BOUNDARY LIMITS WRITING TO RANGE.
    • 224. THE FOLLOWING RANGE IS TOO SMALL TO RECEIVE ALL REQUESTED OUTPUT.
    • 225. INVALID FORMAT FOR A CALC EXPRESSION.
    • 226. DEFAULT WORKBOOK NOT OPEN.
    • 227. THE FOLLOWING RANGE: RANGE_NAME MUST HAVE A COLUMN COUNT EQUAL TO THE NUMBER OF MODEL OBJECTS BEING IMPORTED/EXPORTED.
    • 228. INVALID API PARAMETER INDEX.
    • 229. INVALID API PARAMETER TYPE.
    • 230. INVALID API PARAMETER VALUE.
    • 231. UNABLE TO SET LINDO API PARAMETER.
    • 232. RANGE ANALYSIS NOT AVAILABLE ON QUADRATIC PROGRAMS.
    • 233. THE DEBUGGING PROCESS WAS INTERRUPTED.
    • 234. N LARGE NUMBER(S) WERE TRUNCATED.
    • 235. THE MODEL IS NONLINEAR AND MAY NOT BE GENERATED AS A LINEAR PROGRAM.
    • 236. INCORRECT @FORMAT USAGE IN AN OUTPUT STATEMENT.
    • 237. RANGE ANALYSIS NOT CURRENTLY AVAILABLE ON THIS MODEL.
    • 238. OBJECTS DISPLAYED BY @TABLE() ARE LIMITED TO A DIMENSION OF: 16.
    • 239. A REPORT IS TOO WIDE TO DISPLAY.
    • 240. INVALID USE OF @TABLE() OUTPUT FUNCTION.
    • 241. @IFC STRUCTURE IS TOO DEEPLY NESTED.
    • 242. INVALID USE OF @IFC CONSTRUCT.
    • 243. MULTIPLE @ELSE BLOCKS WERE FOUND.
    • 244. @IFC CONTROL STRUCTURE ONLY ALLOWED IN CALC SECTIONS.
    • 245. AN UNTERMINATED @IFC STRUCTURE WAS FOUND.
    • 246. THE @SOLVE() FUNCTION IS ONLY VALID IN CALC SECTIONS.
    • 247. INVALID USE OF A SUBMODEL NAME.
    • 248. SUBMODEL NAMES MUST BE UNIQUE.
    • 249. SUBMODEL NOT VALID HERE.
    • 250. SUBMODEL NOT DEFINED YET.
    • 251. MODEL CONTAINS AN UNTERMINATED SUBMODEL STATEMENT.
    • 252. A VARIABLE OR ROW REFERENCE WAS EXPECTED.
    • 253. OPERATION ALLOWED ONLY IN CALC SECTIONS.
    • 254. INVALID PARAMETER ARGUMENT FOR @SET( PARAM, VALUE).
    • 255. IMPROPER USE OF A CALC COMMAND FUNCTION.
    • 256. @WHILE() ALLOWED ONLY IN CALC SECTION.
    • 257. INVALID ARGUMENT FOR @SET( ‘PARAM’, VALUE).
    • 258. MODEL EXECUTION HALTED.  STOP STATEMENT ENCOUNTERED.
    • 259. FILE NAME LENGTH EXCEEDS: N
    • 260. @BREAK() MAY ONLY APPEAR IN @WHILE() AND @FOR() LOOPS INSIDE CALC SECTIONS.
    • 261. INVALID ARGUMENT FOR @RELEASE().
    • 262. INVALID ARGUMENT FOR @APISET( PARAM-ID, ‘INT|DOUBLE’, VALUE).
    • 263. MODEL WAS FOUND TO BE FEASIBLE AND CANNOT BE DEBUGGED.
    • 264. LINEARIZED MODEL TOO LARGE FOR THIS VERSION.
    • 265. DUPLICATE VARIABLES WERE FOUND IN THE SEMI-CONTINUOUS SET.
    • 266. BOUNDS OUT OF RANGE ON A SEMI-CONTINUOUS VARIABLE.
    • 267. @SPCHANCE, @SOS OR @CARD SET NAME EXCEEDS LIMIIT OF: <N>
    • 268. VARIABLE SET LABEL USED TO REPRESENT MORE THAN ONE SET TYPE.
    • 269. THE FIRST ARGUMENT TO @SOS/@CARD MUST BE A STRING.
    • 270. THE SOS/CARD SET: <SET_NAME> CONTAINS THE FIXED VARIABLE: <VAR_NAME>
    • 271. NO CARDINALITY WAS SPECIFIED FOR @CARD SET: <SET_NAME>
    • 272. DUAL FORMULATIONS MAY ONLY BE GENERATED FOR LINEAR PROGRAMS.
    • 273. THE LICENSE MANAGER RETURNED THE FOLLOWING ERROR: <LICENSE_ERROR>
    • 274. THE MODEL CONTAINS FUNCTIONS NOT SUPPORTED BY THE GLOBAL SOLVER.
    • 275. A BARRIER LICENSE IS REQUIRED TO RUN BARRIER IN A CORE.
    • 276. PRIMAL2 MAY NOT BE RUN WITHOUT BARRIER RUNNING IN PARALLEL.
    • 277. INCONSISTENT BOUNDS ON VARIABLE: <NAME> IN THE SOS/CARD SET: <SET>
    • 278. ERROR IN DYNAMIC SET DEFINITION FOR SET.
    • 279. AN UNALLOCATED SET WAS REFERENCED: <SET_NAME>
    • 280. INVALID SYNTAX FOR A CALC SECTION I/O OPERATION.
    • 281. I/O OPERATIONS MAY ONLY APPEAR IN CALC, DATA AND INIT SECTIONS.
    • 282. SETS MAY ONLY BE INITIALIZED IN SETS AND DATA SECTIONS.
    • 283. TEXT AND NUMERIC OBJECTS CAN'T BE COMBINED IN A SINGLE @POINTER OPERATION.
    • 284. INVALID @POINTER SET I/O OPERATION.
    • 285. INCORRECT USAGE OF @RANK OR @SORT.
    • 286. INCORRECT USAGE OF @SOLU.
    • 287. INCORRECT USAGE OF @SPSTGVAR/@SPSTGRNDV/@SPSTGROW.
    • 288. INVALID STAGE VALUE.
    • 289. STOCHASTIC PROPERTIES MAY ONLY BE ASSIGNED ONCE.
    • 290. INVALID DECLARATION OF A STOCHASTIC DISTRIBUTION.
    • 291. NAME IS TOO LONG.
    • 292. NAME ALREADY IN USE.
    • 293. INVALID DISTRIBUTION PARAMETER.
    • 294. INVALID USE OF @SPTABLEOUTC.
    • 295. OUTCOME TABLE NAME NOT PREVIOUSLY DEFINED.
    • 296. INCORRECT NUMBER OF OUTCOMES FOR OUTCOME TABLE.
    • 297. INVALID USE OF @SPTABLERNDV.
    • 298. INCORRECT NUMBER OF RANDOM VARIABLES.
    • 299. VARIABLES ASSIGNED TO DISTRIBUTIONS MUST BE DESIGNATED AS RANDOM VARIABLES.
    • 300. RANDOM VARIABLES CAN ONLY BE ASSIGNED TO ONE DISTRIBUTION.
    • 301. INVALID USE @SPTABLEINST.
    • 302. INVALID USE @SPSAMPSIZE.
    • 303. PROBABILITIES DO NOT SUM TO 1 FOR OUTCOME TABLE.
    • 304. NO OUTCOMES DECLARED FOR OUTCOME TABLE.
    • 305. NO RANDOM VARIABLES ASSIGNED TO STAGE.
    • 306. SP CORRELATION TYPES CAN'T BE MIXED IN THE SAME MODEL.
    • 307. STOCHASTIC PROGRAMS MUST HAVE AT LEAST TWO STAGES.
    • 308. LINEARIZATION OPTION NOT PERMITTED ON STOCHASTIC PROGRAMS.
    • 309. THE DETEQ MODEL GENERATED BY THE SP SOLVER EXCEEDS THE CAPACITY OF THIS VERSION.
    • 310. INVALID SP CORRELATION MATRIX.
    • 311. ATTEMPT TO CORRELATE NON-RANDOM VARIABLES.
    • 312. INVALID CORRELATION COEFFICIENT.
    • 313. SCENARIO INDICES MUST BE INTEGRAL.
    • 314. SCENARIO INDEX OUT OF RANGE.
    • 315. THE FOLLOWING SET MEMBER APPEARS MORE THAN ONCE IN SET.
    • 316. UNABLE TO GENERATE DETERMINISTIC EQUIVALENT.
    • 317. THE MODEL IS NOT A STOCHASTIC PROGRAM.
    • 318. THIS OPERATION REQUIRES THE STOCHASTIC PROGRAMMING OPTION.
    • 319. ONE OR MORE SP SCENARIO SOLUTIONS DO NOT EXIST.
    • 320. @SPLOADSCEN() FAILED FOR SCENARIO: N.
    • 321.  UNABLE TO GENERATE INDIVIDUAL SCENARIO MODEL.
    • 322.  NO CONSTRAINTS WERE ASSIGNED TO STAGE: N
    • 323.  THE FOLLOWING RANDOM VARIABLE IS NOT ASSIGNED TO A STAGE.
    • 324.  THE FOLLOWING RANDOM VARIABLE ATTRIBUTE HAS ELEMENTS BELONGING TO DIFFERENT STAGES.
    • 325.  THE FOLLOWING PROBABILITY OR OUTCOME ATTRIBUTE CONTAINS NON-CONSTANT ELEMENTS.
    • 326. THE SP SAMPLE SIZES ARE NOT LARGE ENOUGH TO GENERATE A MEANINGFUL SAMPLE.
    • 327. UNSUPPORTED MPI INSTRUCTION CODE. 
    • 328. MULTIPLE WILDCARD CHARACTERS (*) NOT SUPPORTED.
    • 329. ERROR EXECUTING AN @CHART FUNCTION.
    • 330. INVALID CHART TYPE.
    • 331. INVALID ARGUMENT FOR AN @CHART FUNCTION.
    • 322. @CHART FUNCTIONS NOT SUPPORTED IN LINGO API.
    • 333. NOT USED.
    • 334. NO RECOURSE VARIABLES ASSIGNED TO STAGE: N
    • 335. INVALID @SPCHANCE USAGE.
    • 336. CHANCE-CONTRAINED PROGRAMS CAN CURRENTLY HAVE ONLY ONE STAGE.
    • 337. THE FOLLOWING CHANCE-CONSTRAINED SET IS EMPTY: SET-NAME
    • 338. THE CHANCE-CONSTRAINED SET NAME IS ALREADY IN USE.
    • 339. THE CHANCE-CONSTRAINED SET NAME WAS NOT PREVIOUSLY DEFINED.
    • 340. THE CHANCE-CONSTRAINED ROW: ROW-NAME DOES NOT CONTAIN ANY RANDOM VARIABLES.
    • 341. THE OBJECTIVE ROW MAY NOT BE ASSIGNED TO A CHANCE-CONSTRAINED SET.
    • 342. THE 'ASSUME MODEL IS LINEAR' OPTION MAY NOT BE APPLIED TO STOCHASTIC PROGRAMS.
    • 343. STOCHASTIC MODELS MUST HAVE AT LEAST TWO SCENARIOS.
    • 344. A NON-CHANCE-CONSTRAINED ROW CONTAINS RANDOM VARIABLES: ROW-NAME
    • 345. THE FOLLOWING ROW HAS MORE THAN ONE CCP ASSIGNMENT.
    • 346. AN INVALID SET REFERENCE WAS FOUND INSIDE THE MODEL'S CONSTRAINTS.
    • 347. AN INVALID/UNSUPPORTED FUNCTION CODE WAS ENCOUNTERED.
    • 348. UNABLE TO COMPLETE ALTER COMMAND -- PROCESSING TERMINATED.
    • 349. THE FOLLOWING VARIABLE VIOLATES ITS BOUNDS: <VAR_NAME>
    • 350. THE FOLLOWING VARIABLE VIOLATES ITS INTEGRALITY CONDITION: <VAR_NAME>
    • 351. THE MULTISTART OPTION MAY NOT BE USED IN CONJUNCTION WITH SLP.
    • 352. NESTED CALC AND/OR PROCEDURE SECTIONS NOT ALLOWED.
    • 353. THE LIMIT ON RECURSIVE PROCEDURE CALLS IS: N
    • 354. DEBUGGING CURRENTLY NOT SUPPORTED FOR STOCHASTIC MODELS.
    • 355. INVALID SET MEMBER FOR INSERTION INTO SET: SET-NAME
    • 356. INSERTING MEMBERS INTO PRIMITIVE SETS IS NOT CURRENTLY SUPPORTED.
    • 357. THE ENTIRE MODEL IS FIXED. 
    • 358. IMPROPER USE OF @BLOCKROW( BLOCKID, ROWNAME) FUNCTION.
    • 359. UNABLE TO FIND A BLOCK PARTITIONING.
    • 360. INVALID PROCEDURE REFERENCE.
    • 361. INVALID USE OF @INTEGRAL.
    • 362. INVALID USE OF @POSD.
    • 363. BARRIER AND CONIC REQUIRED FOR @POSD
    • 364. @CHART NOT SUPPORTED ON THIS PLATFORM
    • 365-1000. UNUSED.
    • 1001. NO MATCHING PARENTHESIS WAS FOUND.
    • 1002. UNABLE TO SOLVE ... NO MODEL CURRENTLY IN MEMORY.
    • 1003. LINGO IS BUSY AND CAN'T COMPLETE YOUR REQUEST RIGHT NOW.
    • 1004. ERROR WRITING TO LOG FILE.
    • 1005. UNABLE TO OPEN LOG FILE.
    • 1006. COULD NOT OPEN FILE.
    • 1007. NOT ENOUGH MEMORY TO COMPLETE COMMAND.
    • 1008. UNABLE TO CREATE A NEW WINDOW.
    • 1009. UNABLE TO ALLOCATE ENOUGH MEMORY FOR SOLUTION REPORT.
    • 1010. NOT USED.
    • 1011. UNABLE TO COMPLETE GRAPHICS REQUEST.
    • 1012. NOT USED.
    • 1013. NOT USED.
    • 1014. NOT USED.
    • 1015. EDIT COMMAND NOT SUPPORTED UNDER WINDOWS. 
    • 1016. COULD NOT SAVE FILE.
    • 9999. OPTIMIZER FAILED DUE TO A SERIOUS ERROR. 
  • Bibliography and Suggested Reading

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