Adams报错是啥原因啊？ 20
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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).
应该是你约束有问题或者约束不足导致的