Mchining 2D cutting ver8.1运行时出现错误

bling95

*** INFO: Begin of Simulation for Run# 1

Starting time is:Mon Dec 22 21:55:51

   FEM MESSAGE:
          1    0.2345207880E+05    0.7336161791E+01    0.7124938879E+00
          2    0.1736392767E+06    0.1052268321E-03    0.1410665715E+00
          3    0.1736396758E+06    0.1033926115E-03    0.1395141500E+00
          4    0.1736398703E+06    0.1025450890E-03    0.1394777778E+00
       SOLUTION DOES NOT CONVERGE !!
      
      
      ******WARNING******
      STEP SIZE REDUCED LESS THAN 1% of USER DEFINED TIME STEP


*** INFO: End of Simulation for Run# 1

Ending time is:Mon Dec 22 21:55:59

??? Error: Simulation Run ABORTED due to Identical Remeshing Step

*** INFO: End of Simulation -- Bye###
          Total Number of Runs = 1

       本人基本上是根据程序默认的步骤一步一步来的，刀具是负前角（倒棱角刀具）切削。对程序出现的Remeshing Step错误不懂，还希望论坛上有人来扫扫盲了。关于remeshing的help文件在什么章节中有介绍。