拓扑优化时,选择DGLOBAL出现的错误?
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用optistruct做拓扑优化时,选择DGLOBAL默认选项设定多起点优化算法,结果出现了如下错误,那位指导一下出现问题的原因是什么?怎么修改优化设计参数、或约束、或目标、或设计变量?
出现的错误信息如下:
Messages for the job:
*** ERROR # 6372 ***
The global search option cannot be applied to problems which do
not involve any user-defined or shape design variables.
出现的错误信息如下:
Messages for the job:
*** ERROR # 6372 ***
The global search option cannot be applied to problems which do
not involve any user-defined or shape design variables.