我在做模态分析时,求解过程中出现
“ W 90003 Eigensolver terminated prematurely
This most likely indicates either the eigenproblem is
ill-posed or that the shifting logic needs to be setup
properly. All modes in the range may not have been fou”,最终自动终止,而且结果也没有任何显示,请问大师们这是什么意思啊???