abaqus  操作出現的錯誤如下，什么原因

The local-1 direction (after the additional rotation and permutation) of the material orientation , specified via *ORIENTATION, is normal to the SHELL, MEMBRANE, GASKET, COHESIVE, or SURFACE element. The local-1 direction must be projected onto the element surface. Check input data. The elements have been identified in element set ErrElemUserNormMatOrient.

The analysis has terminated due to previous errors.

Abaqus/Standard Analysis exited with an error - Please see the  message file for possible error messages if the file exists.