求解出错 USER FATAL MESSAGE 316 (IFPDRV),求指点
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用NX NASTRAN 进行结构分析,求解时出现如下错误
ILLEGAL DATA ON BULK DATA ENTRY PSHELL
ILLEGAL DATA ON BULK DATA ENTRY PSHELL
*** USER FATAL MESSAGE 316 (IFPDRV)
ILLEGAL DATA ON BULK DATA ENTRY PSHELL
*** USER FATAL MESSAGE 316 (IFPDRV)
ILLEGAL DATA ON BULK DATA ENTRY PSHELL
*** USER FATAL MESSAGE 316 (IFPDRV)
^^^ USER FATAL MESSAGE 9002 (IFPS)
^^^ ERROR(S) ENCOUNTERED IN THE MAIN BULK DATA SECTION
^^^ SEE MESSAGES ABOVE. ERROR ENCOUNTERED IN MODULE IFP,
壳单元质量已经检查,没有错误壳单元
请问以上错误原因是什么?
真找不出来原因了,请大虾帮忙分析分析