Abaqus 模拟仿真搭接焊接件时出现这个错误信息提示，时什么原因呀？求高手指点 298 nodes are used more than once as a slave node in *TIE keyword.there constraints are not removed either due to the presence of *CONSTRAINT CONTROLS,NO CHANGES keyword or because removing the constraints might affect the model.the nodes have been identified in node set ErrNodeOvercon Tieslave.