Adams报错是啥原因啊？ 20
浏览：2373 回答：1
就是做振动分析的，测试以后报错QR: The eigen solution produced one or more defective eigen values. For these eigen values generalized eigen vectors will be used in the solution. This generally indicates a problem with the model (zero stiffness, free body, invalid constraint).
![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,)
应该是你约束有问题或者约束不足导致的