Xpress Return Codes

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Description

The following table shows the possible return codes from TOMLAB /Xpress.

Return Code Description
0 Subroutine completed successfully.
1 Bad input encountered.
2 Bad or corrupt file - unrecoverable.
4 Memory error.
8 Corrupt use.
16 Program error.
32 Invalid call or invalid argument.
128 Sum of the primal infeasibilities for the Newton barrier algorithm.