*** USER FATAL MESSAGE 5419 (MODGM2)
STRUCTURAL ELEMENT QUAD4, ID = 43167, REFERENCES FLUID GRID POINT ID = 46885
*** USER FATAL MESSAGE 5419 (MODGM2)
STRUCTURAL ELEMENT QUAD4, ID = 43167, REFERENCES FLUID GRID POINT ID = 46908
*** USER FATAL MESSAGE 5419 (MODGM2)
STRUCTURAL ELEMENT QUAD4, ID = 43167, REFERENCES FLUID GRID POINT ID = 46909
.....
后面是类似的错误,节点耦合上出现了怎样的问题呢,不胜感激