HOW-TO

  • Getting Started with AIMMS
  • Getting Started
    • Set Encoding Format
    • Adjust Engine and Solver Settings
    • How to Link a Solver to AIMMS
    • Overview: Create a reliable and successful AIMMS application
    • Add AIMMS Libraries
    • Encrypt Projects to Protect Intellectual Property
    • Overview: Model Sources, Version Control and aimmspack Files
  • Licensing
    • Activating Licenses Offline
    • Single-User License
      • Install Single-User License
      • Transfer Single-User License to Other Machine
      • Single-User License Troubleshooting
    • Network License
      • Install and Configure a Network License
      • Install the Network License on a Client Computer
      • Named Users in License Manager
      • Migrate AIMMS PRO License Server
    • Academic and Community License
      • Academic and Community License Troubleshooting
  • AIMMS IDE
    • Installing AIMMS
    • Configuring AIMMS IDE
    • Keyboard Shortcuts
    • Sharing AIMMS Project Files
    • Export Code to Another Project
  • AIMMS Developer
    • Data Connection
      • Data Exchange Library (DEX)
        • How to Integrate the Data Exchange Library
        • How to use the Data Exchange Library for extracting files and data
        • How to create mappings for matrix-oriented data via name-binds-to
        • Reading slices of data via ExternalBinding mapping element
        • Dealing with different data types in the DEX
        • Using OAuth2 for API authorization with DEX
        • Use the AIMMS Cloud Azure Data Lake Storage for integrating data
        • How to access the Azure Data Lake Storage from an external location
        • Creating and Connecting Python Service to AIMMS
        • OpenAPI
        • Develop an AIMMS Service
      • Databases
        • Connecting to and using the AIMMS Cloud database
        • Which ODBC Drivers
        • Link an SQLite Database to a Project
        • Connection String for Access Database Files
        • Write Selected Database Tables
        • Write to a Database Efficiently
        • Write data to a table
        • Adapt model when linked database table is modified
        • Exchange data with the AIMMS Cloud Platform
        • Reading relations and indexed sets from databases
        • How to Use Direct SQL Queries
        • Create a static AIMMS Library from a runtime library
      • AIMMSXL Library (AXLL)
        • AIMMS Excel Library - AXLL
        • Read Columns of Data from Excel
        • Determine Data Ranges in Excel Files
      • HTTP Library
        • Overview: HTTP Client Library
        • Extract Data from an XML File
        • Extract XML File from a Server with the HTTP Library
        • Retrieve Geographic Data with Google Maps API
        • Retrieve Geographic coordinates with Google Maps API
        • Extract Photos Using the Flickr API
        • Convert Audio File with IBM API
        • Use the IBM Image Recognition API
        • Integrate AIMMS with Models Built in Languages like Python or R
        • Integrate AIMMS with Python
        • Integrate AIMMS with R
      • Other Functions
        • Create Email Templates
        • Overview: Email Client Library
        • Create an External Function with Visual Studio
        • Exchange Data with External Source
        • Link AIMMS with Tableau
        • Connect AIMMS with Gurobi
        • Linking to AIMMS
        • Read and Write CSV Files
    • Mathematical Modeling
      • Adapt Solve Procedure with Callbacks for GMP
      • Color a Map with Constraint Programming
      • Use Constraint Programming to Solve ROGO Puzzle
      • Optimize Shift Schedules
      • Reduce the Time Window for Scheduling Jobs
      • Optimize Scheduling for Project Planning
      • Use a Multi-Objective Approach
      • Minimize Objective Containing a min Operator
      • Model Variables with Limited Values
      • Various (Integer) Linear Modeling Tricks
      • Model a Rounded Variable
      • Debug an Infeasible Model
      • Speed Up MIP Solve
      • Providing an Initial Solution to MIP Solvers
      • Data for Optimization Libaries
      • Nonlinear Presolve Algorithm in AIMMS
      • AIMMS Outer Approximation Algorithm for MINLP (using GMP functionality)
      • Solving convex MINLP problems with AIMMS
      • Vehicle Routing
        • Capacitated Vehicle Routing Problem Library
        • Capacitated Vehicle Routing Problem formulation
        • Explicit Dantzig-Fulkerson-Johnson formulation
        • Implicit Dantzig-Fulkerson-Johnson formulation
        • Miller-Tucker-Zemlin formulation
        • Time Windows
        • Testing the Library
    • AIMMS Language
      • AIMMS Language Basics
        • Overview: Set, Subset, Index and Element Parameter
        • Identifier Naming Convention
        • Application initialization and termination with libraries
        • Standardize Random Data in Distribution Functions
        • Using LoopCount instead of explicit counting parameter in loops
        • Solve in a Loop
        • Local Binding vs. Default Binding
        • Model category mapping of items
        • Monitor Identifiers for Changes
        • Convert string to numerical value
        • Write and Read AIMMS Data in Text Format
        • Interrupt Execution During a Single Statement
        • Generate Random Numbers
        • Get Name of an AIMMS Case
        • Check Computations with Units of Measurement
        • Localize Units of Measurement per User
        • Save a Case from an AIMMS Procedure
        • Identify Differences
        • Finding Unused Identifiers
      • AIMMS sets
        • Composite objects
        • Representing time
        • Element after Last
        • Handling of Integer Sets and Operators
        • Select Constraints and Variables for a Math Program Declaration
        • Multiple Indices for a Set
        • Types of Set
        • Overview: NBest Operator
        • Remove Elements from a Set
      • Execution Efficiency
        • Analyze Long Execution Time
        • Measure Execution Time
        • Optimize Execution Time
        • Reduce Memory Usage
        • Investigate Memory in Use
        • Monitor Memory Usage and Leaks
      • Libraries
        • Library of Functions and Procedures
        • Test Driven Development using the AIMMSUnitTest Library
        • Retrieve Value of Dynamic Identifier
        • Repeat Data with Model Query and Model Edit
        • Use Formulas as Data
        • Runtime functions with arguments
        • Create a static AIMMS Library from a runtime library
      • Solvers
        • Change the Frequency of Progress Updates
        • Retrieve Solver Log Files in AIMMS Developer
        • Retrieve Solver Log Files in AIMMS PRO
        • Overview: Generated Mathematical Programs
        • Set Stop Criteria for Math Programs
        • Generate Multiple Solutions with CP Optimizer
        • Use Alternative MIP Solutions with CPLEX Solution Pool
        • Automatic Benders’ Decomposition
        • Solve with Benders Decomposition in CPLEX
        • Solve with Lazy Constraints
        • Debug Infeasible or Unbounded Results
        • Change the Default Solvers Used
        • Create Local Solver Configuration
        • Solve MINLP problems with AOA
        • Check if Variable Values Satisfy Constraints
        • Use a Multi-Objective Approach
        • Tune CPLEX Options from AIMMS
        • Solve in Parallel with Asynchronous Solver Sessions
        • Adding a Solver
    • Error Handling
      • Get Log Files
      • Get More Log Information
      • Handle errors and warnings
      • Customize Settings for Errors and Warnings
      • Identify Error
      • Configuring the logging of sessions ran on a AIMMS PRO on Premise
      • Tracing Procedures
      • In model tracing
      • Sending a dump file?
      • What is a dump file?
      • Troubleshooting
        • Academic and community licenses: No logon response from server
        • Sudden Microsoft Access reporting: “make sure this is a valid datasource”
        • Writing to a Snowflake Database
  • WebUI
    • Core
      • Best Practices in your Application
      • Dos and Don’ts
      • Showing Progress of Long Running Algorithms
      • Selecting Pages for Workflow Panels
      • Comparing Schedules from Scenarios
      • Disable Standard WebUI Functions
      • Uponchange with Arguments
    • Styling
      • Working with Wonderful WebUI Widgets
      • Create Wonderful WebUI Widgets
      • Add Qualitative Color Palettes
      • Consistent Data Coloring on an AIMMS WebUI Page
      • Hiding Default Values
      • Using Scalar Border Annotation
      • Using Table Background Annotation
      • Hiding Widget Header
      • Centering Cells in Table Widget
      • Change Widget Styles with CSS
      • Adding a Logo to an AIMMS WebUI App
      • Change Hover and Select Effects for WebUI Charts
      • Display an On/Off Switch in Widgets
      • Adding an Icon on your Menu Bar
    • Widgets
      • The iFrame Widget
      • Zoom and Scroll in a Gantt Chart
      • Sailing Across the World
      • Refreshing an Image Widget Without Changing the File Name
      • Adding an Icon on your Button
  • Deployment
    • PRO Basics
      • Understanding Concurrent Usage on AIMMS PRO/Cloud
      • Send and Receive Messages
      • Schedule Regular Jobs
      • Upload and Download Files on AIMMS PRO
      • Secure File Access
      • Copy Folder Operations in PRO Storage
      • Number of running and pending solver sessions
      • Troubleshoot Unresponsive Applications
      • Scaling AIMMS PRO
      • Protect AIMMS PRO installation for business continuity
      • Waiting for sub jobs to complete
      • Investigate Behavior of AIMMS PRO Job
    • Cloud Platform
      • Exchange data with the AIMMS Cloud Platform
      • Using CI/CD with AIMMS
      • Publishing, Running and Deleting apps on the Cloud
    • Client-Server Communication
      • Create Responding Applications
      • Deploy an Application on AIMMS PRO
      • Develop Multi-Platform Applications
      • Keep WebUI Active During Solve
      • Load solver session Results Manually
      • Use the Progress Window in WebUI
      • Show Intermediate Solutions
      • Interrupt the solver session
      • Modifying Session Timeout Duration for WebUI Apps
      • Communicate Data Changes in WebUI
      • Exporting aimmspack for WinUI or WebUI
      • Reduce Exchange Between Client Session and Solver Session
    • AIMMS PRO API
      • Start a Job via PRO API using Java
      • Start a Job via PRO API using C#
    • Miscellaneous
      • Run Batch Commands with AIMMS Command Line Tool
      • Run Executable Files
      • Zipping and Unzipping on AIMMS Developer and on AIMMS Cloud
  • AIMMS PRO & Cloud Platform
    • User Management
      • Create PRO User Groups
    • AIMMS PRO OnPremise
      • Migrate PRO Server to Another Machine
      • Download Server Session Log
      • Size AIMMS PRO Server Hardware
      • Install CDM Service
      • Log CDM
      • Publishing to Offline Servers
      • Change AIMMS PRO Service Account
      • Best Practices for Operating AIMMS PRO
  • Software Evolution
    • Update the Project’s AIMMS Version
    • Overview: Deprecation of Compound Sets
    • Prepare for the Deprecation of Compound Sets
    • Install Side-by-Side Drivers
    • Upgrade WebUI Page Actions
    • Upgrade Old WebUI Maps
    • Convert a GAMS Model or AIMMS 3 Model to an AIMMS 4 Model
    • Convert Files from DAT to DATA
    • Upgrade an AIMMS PRO Installation
    • Check Version Dependencies for AIMMS Developer and AIMMS PRO
    • Using UNICODE in Maintained AIMMS Applications
    • Update WebUI to Newer AIMMS Version
    • Error Message “tlsv1 alert protocol version”
    • Evolution of AIMMS using Transport Layer Security
    • Unsupported Browser
    • Dollar or Pipe Sign?
    • Empty WebUI After Upgrade
    • WinUI
      • Align Objects in WinUI
      • Change Views of 2D Charts in a WinUI Page
      • Enable the Page Manager
      • Add a Custom Startup Image in WinUI
      • More Logging of WinUI Published Applications
      • Openstreetmap Images Missing from Network Object
  • Examples
    • Examples vs Features
    • Demo Applications
      • Contract Allocation
      • Employee Scheduling
      • Knapsack Problem
      • Reindeer Pairing
      • Traveling Salesman
      • Vessel Scheduling
    • Functional Applications
      • Geolocation AbstractAPI
      • Demand Forecasting
      • Bias in AI
    • WinUI Applications
      • Bandwidth Allocation
      • Cutting Stock
      • Diet Problem
      • Employee Training
      • Facility Location Choice
      • Farm Planning
      • File Merge
      • Inventory Control
      • Investment Portfolio Selection
      • Media Selection
      • Performance Assessment
      • Power System Expansion
      • Refinery Pooling Planning
      • Telecommunication Network Design
      • Two Level Decision
      • 3D Chart
      • AIMMS API
      • Arcs and Nodes
      • Calendar
      • Camping
      • Chance Constraints
      • Database Inspection
      • Database Interface Generation
      • Data Feed
      • Date Aggregation
      • Distributed Solver Sessions
      • Distributions
      • Email and Sound Support
      • Error Handling
      • Experiment
      • External Procedure
      • Gantt Chart
      • GIS Support
      • Goal Programming
      • Horizon
      • Indexed Page
      • Interrupt AIMMS Externally
      • Linked Objects
      • Model Edit API
      • Model Edit Functions
      • MPS Functions
      • Multi Start
      • Nested Solve
      • Oil Well Drilling
      • Power System Expansion RO
      • Print Pages
      • Rolling Horizon
      • Stochastic Programming
      • Tea Consumption
      • Chemical Engineering: Blending problem
      • Chemical Engineering: Chemical Equilibrium problem
      • Energy: Oil pipeline design
      • Energy: Water Distribution Network Design
      • Power Systems Planning - Methods and Applications
      • Engineering: 2D Strip Packing
      • Engineering: Goddard rocket
      • Engineering: Hanging chain
      • Engineering: Largest small polygon
      • Engineering: Robot arm
      • Engineering: Structural Optimization
      • Location: Capacitated warehouse location
      • Location: Capacitated facility location problem (CFLP)
      • Lot Sizing: Multi level bucket
      • Lot Sizing: Single level big bucket
      • Lot Sizing: Single level small bucket
      • Lot Sizing: Single level small bucket with two items
      • Miscellaneous: Asynchronous solver sessions
      • Miscellaneous: Multistart
      • Multiple Solutions: Dice problem
      • Production Planning: Machine scheduling
      • Routing: Capacitated Vehicle Routing Problem
      • Routing: Capacitated Vehicle Routing Problem with Time Windows
      • Telecommunications: Delay constrained routing
      • Telecommunications: Filter design
      • Telecommunications: Capacitated network design problem
      • Transportation: Aircraft Assignment
      • Transportation: Aircraft landing
      • Transportation: Piecewise linear transportation
      • Uncertainty: Synchronous Optical Network Ring Design
      • Uncertainty: Production Planning - Robust Optimization
      • Uncertainty: Production Planning - Stochastic Programming
      • Car Selection
      • Circle Packing
      • Data Reconciliation
      • Distribution Center Allocation
      • Economic Exchange Equilibrium
      • Flow Shop
      • Gate Assignment problem
      • Life Cycle Consumption
      • Project Analysis
      • Railway Stock
      • Sudoku
      • Traffic Equilibrium
      • Transport Model
  • Toolkit
    • Comparing Profiler Runs
    • Stopwatch Library
    • DataLake Tools
  • Recently added
AIMMS How-To
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  • Error Handling
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AIMMS Error Handling Help & Support

Error Handling

Get help debugging errors that arise during development. This section covers troubleshooting errors in your AIMMS project.

  • Get Log Files
  • Get More Log Information
  • Handle errors and warnings
  • Customize Settings for Errors and Warnings
  • Identify Error
  • Configuring the logging of sessions ran on a AIMMS PRO on Premise
  • Tracing Procedures
  • In model tracing
  • Sending a dump file?
  • What is a dump file?
  • Troubleshooting
Last updated: Nov 06, 2024

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