warning 312 & warning 5628

Merve Yazici
Merve Yazici New Altair Community Member
edited October 2020 in Community Q&A

Hello, 

while using optistruct these two warnings appeared in the text document. 

How do we solve these problems? 

best regards

Merve 

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Answers

  • FaroukM
    FaroukM Altair Community Member
    edited May 2020
    Altair Forum User said:

    Hello, 

    while using optistruct these two warnings appeared in the text document. 

    How do we solve these problems? 

    best regards

    Merve 

    Maybe the stiffness matrix is not stable if you use MAT9.

     

    Maybe be you are constraining the nodes where you apply load ...

  • FaroukM
    FaroukM Altair Community Member
    edited May 2020

    It could be also a units problem ...

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