在Interaction模塊中，Special->Crack->XFEM預制多條裂縫，系統總是出現如下警告：
The following XFEM cracks are failing to correctly generate. The error conditions are listed with the crack names: Crack-1 - Multiple intersections between crack and an element edge.
這是什么原因？哪一步操作錯誤了嗎？重新操作一次還是報錯，求大神指點！#ABAQUS#