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LSErrorCode Enumeration

enum LSErrorCode

List of error codes used by LSException.

enumerator EC_Api

Code used for errors related to API functions. Used when you call a function in a wrong way or with inappropriate parameters.

Examples of error messages:

  • Argument ‘argName’ cannot be null.

  • Argument ‘argName’ does not belong to this instance of LocalSolver.

  • Argument ‘argName’ must be positive.

  • Argument ‘argName’ cannot be an empty string.

  • This method is only allowed in state Modeling (the model must not be closed).

enumerator EC_File

Code used when an error related to input/output operations occurs.

Examples of error messages:

  • File doesn’t exist.

  • File is corrupted.

  • Cannot open file.

  • File format is not recognized.

enumerator EC_Model

Code used when a problem related to the structure of the model occurs.

Examples of error messages:

  • At least one objective is required in the model.

  • A cycle of length ‘n’ was detected in the model.

  • Number of operands (‘n’) is too small: at least ‘m’ operands are expected for ‘operator’.

  • Operand ‘n’ of ‘operator’ must be ‘type’. Type provided: ‘otherType’.

enumerator EC_Callback

Code used when an error is encountered in a user callback.

enumerator EC_License

Code used when a problem related to licensing occurs. That could be a problem with the license itself (expiration, hardware signature, etc.), or a problem related to input/output or networking operations.

Examples of error messages:

  • Incorrect license number.

  • This license key is not compatible with the current hardware. Please contact your reseller.

  • Property ‘prop’ is missing in file [‘file’]

  • Fail to contact the token server. Check your connection.

  • This license is not compatible with the current hardware.

  • No token available. All tokens are currently in use.

enumerator EC_Solver

Code used when a problem occurs during the resolution.

enumerator EC_Internal

Internal LocalSolver error.

enumerator EC_Modeler

Code used when an error is encountered in the modeler.