请教:模态分析时,这是什么错误,谢谢。
第65个单元位于半球的球顶处。是不是划分网格有问题?谢谢。***********************************************************
E R R O R I N D I R E C T O R V E C T O R S
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ERROR OCCURS IN ELEMENT GROUP = 1
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ERROR OCCURS IN ELEMENT = 65
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DESCRIPTION OF ERROR:
ERROR TYPE 1: MISMATCH IN 5/6 DOFS ELT NODAL FLAG
ERROR TYPE 2: ZERO LENGTH NORMAL IN QUADRANGLE
ERROR TYPE 3: ZERO LENGTH NORMAL IN TRIANGLE (NODE 1)
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THE ERROR ENCOUNTERED IS OF TYPE = 2
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S T O P O F S O L U T I O N
*********************************************************** 哪位高手回答一下啊?
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