求助VUMAT子程序运行报错,如何解决?
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Bad Material definition in element number 66 instance PART-1-1: zero or negative initial dilatational modulus caused by bad material data. Please check your material input and any initial conditions if necessary.
报错的内容是这个,看到网上有一点在讨论这个问题,尝试解决未果,求助大神


















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我的问题是控制单元失效的变量输入错误