急求大神解惑nastran算颤振
在用nastran算颤振时在patran里面建模之后点run,一直提示Sql error : code = 100 vector = []; DbAlert during insert - jobname_list. Occurred in file D:\scratch\patmain\source\db\fa\lc\fcrjnlst.C at line 92,连bdf文件都看不到。。怎么回事 .颤振数学上最后是矩阵特征值问题,然而是复特征值问题,需要选用解复特征值的解法. . ..
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