*** ERROR # 583 *** Missing objective, DESGLB and DESSUB data must be used together with an objective function defined by DESOBJ, MINMAX, or MAXMIN.

Altair Forum User
Altair Forum User
Altair Employee
edited October 2020 in Community Q&A

Hi,

 

I try to run an optimization Problem which contain 6 include files  , if i run it with the option (OptiStruct >> MERGE INCLUDES ) there are no problem, if i want to run it with ( OptiStruct >> PRESERVE INCLUDLES ) i got this error ' *** ERROR # 583 ***  Missing objective, DESGLB and DESSUB data must be used together with  an objective function defined by DESOBJ, MINMAX, or MAXMIN. ' !!

Can someone please can explain this error and how can i solve it  ?

 

Regards.

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Answers

  • Altair Forum User
    Altair Forum User
    Altair Employee
    edited May 2018

    sHi @HamzaIbrahmi

     

    Preserve include option exports to respective solver include files and only gets referenced in the master file and looks like the objective function is a part of the include file. 

     

    This is why you get the error when you are running optimization. 

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