这是log文件里的：

*** Error: standard.exe / rank 0 / thread 1  encountered a system exception 0xC0000005 (EXCEPTION_ACCESS_VIOLATION)

2021/12/12 18:55:22

Abaqus Error: Abaqus/Standard Analysis exited with an error - Please see the 

message file for possible error messages if the file exists.

Begin SIM Wrap-up

2021/12/12 18:55:24

Run SMASimUtility.exe

2021/12/12 18:55:24

End SIM Wrap-up

Abaqus/Analysis exited with errors

这是msg文件的主要错误：

 ***ERROR: USER SUBROUTINE SIGINI IS MISSING

 ***ERROR: USER SUBROUTINE SIGINI IS MISSING

---------- RUNTIME EXCEPTION HAS OCCURED ----------

standard.exe / rank 0 / thread 1  encountered a system exception 0xC0000005 (EXCEPTION_ACCESS_VIOLATION)