ansys模拟隧道开挖时出现这样的错误警示

herry0217

ansys 模拟隧道开挖时计算完初始应力场后进行第一步开挖时计算时出现错误警告：The number of elements on the file 0407bmba.esav(1445)do not match the current number(1394).Perhaps the database has been altered.请教高手这是怎么回事啊