ABAQUS二維切削，在切了一部分之后工件中間破了一個洞是怎么回事啊？

報錯是：

The ratio of deformation speed to wave speed exceeds 1.0000 in at least one element. This usually indicates an error with the model definition. Additional diagnostic information may be found in the message file.

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

還請各位大佬如果有時間的話幫我解答一下，萬分感謝