wangyuxing32 发表于 2008-5-14 11:04:27

求助，，模态计算警告USER WARNING MESSAGE 4698

STATISTICS FOR DECOMPOSITION OF MATRIX(NONE) .
   THE FOLLOWING DEGREES OF FREEDOM HAVE FACTOR DIAGONAL RATIOS GREATER THAN
      1.00000E+07 OR HAVE NEGATIVE TERMS ON THE FACTOR DIAGONAL.
   USER INFORMATION:
   THIS MESSAGE MAY BE IGNORED IF NO GRID POINT IDS OR HIGH RATIO MESSAGES APPEAR IN THE TABLE ON THE NEXT PAGE.

zhangyuli 发表于 2013-3-26 21:00:08

请问这个问题最后解决了吗？

albin008 发表于 2013-3-31 19:36:34

应该是约束的问题，你有某些单元或节点的单元没有约束好！！
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