patran中导入.dat或者.bdf文件的模型时出现如下问题

xudong_7

Problem detected while importing the MSC.Nastran input file using SOL nifimp_v22
Do you wish to continue?
Selecting "Yes" will continue and attempt to import the file. Check the .log file for the problem detected.
Selecting "No" will halt the import, but will retain diagnostic files in the working directory. Check the resulting .f06/.err/.log file for the problem detected.