help!.06文件里的结果是什么意思？

yfoxyfox

10:26:59  MSC Authorization Information - Checkout Successful (1016, 0)
  10:26:59  -------------------------------------------------------------
  10:26:59  Acquired 1 license for MSC.Nastran
  
  10:27:01  13658 records read from JID file "d:/panatran/mypiston.db"
  10:27:01  NSEXIT: EXIT(20)
  10:27:01  Analysis complete  -20
FORTRAN STOP 20
Real:        5.765 seconds ( 0:00:05.765)
User:        0.906 seconds ( 0:00:00.906)
Sys:         0.453 seconds ( 0:00:00.453)
MSC.Nastran finished Mon Aug 30 10:27:01 ?2004

John2004

fatal和warning信息都没有，叫我们怎么帮你呢？？？