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IPOPT内存不足

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解决MINLP问题后,我收到以下错误(GAMS 24.4.1 / SCIP 3.1(020d055)):

Checking feasibility of solution #00 with reported objective value -1.000000970918791e-09.
This is Ipopt version 3.11, running with linear solver ma27.


EXIT: Not enough memory.
[../../../ThirdParty/SCIP/scip/src/nlpi/nlpi_ipopt.cpp:1104] ERROR: Ipopt returned with status "Insufficient Memory"
[../../../ThirdParty/SCIP/scip/src/nlpi/nlpi.c:503] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/nlp.c:4689] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/nlp.c:5527] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/scip.c:26453] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/heur_subnlp.c:1199] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/heur_subnlp.c:1820] ERROR: Error <-1> in function call
[reader_gmo.c:2074] ERROR: Error <-1> in function call
[reader_gmo.c:2371] ERROR: Error <-1> in function call
[reader_gmo.c:2768] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/dialog.c:828] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/dialog.c:370] ERROR: Error <-1> in function call
[../../../ThirdParty/SCIP/scip/src/scip/scip.c:8419] ERROR: Error <-1> in function call
--- Restarting execution

发生这种情况后,我无法检索解决方案 . 有办法避免这种情况吗?如果需要,我可以上传GAMS文件 .

谢谢 .

1 回答

  • 0

    您可以设置选项gams / resolvenlp = FALSE以避免在最后解析子NLP . 但是,将手放在GAMS模型文件上以便仔细观察也会很不错 .

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