哪位大神能解决一下？ 200
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The lanczos solver cannot be used for buckling analysis in which a model: (1) is preloaded above the bifurcation (buckling) load, or; (2) has rigid body modes, or (3) is overconstrained or (4) contains hybrid elements or connector elements.
![ANSYS/ABAQUS使用(带孔平板拉伸实例)[初识有限元CAE分析]](https://img.jishulink.com/cimage/0c683776c596fd2f7dde46fd773a666b_cdn.jpg?image_process=resize,fw_576,fh_320,)
提示说的很清楚了，就是他说的那四种情况，不能用lanczos法求解屈曲模态，检查下模型到底是哪一种问题。