Hello,
i am using OPTISTURCT to solve a foam core sandwich composite. Foam is a non linear elastic material where as skin is a carbon composite. While solving it i am getting this error. How shuld i correct it? I have hypermesh version 12
*** WARNING # 1438
End of input file without 'ENDDATA' card.
*** ERROR # 2502 ***
Element 408012 had incorrect node numbering sequence and needs renumbering.
*** ERROR # 2502 ***
Thank you