关于重力加载计算出错

YAKEFEI

用dyna5.9.3进行热冲压成形，提交计算后，在重力加载工序时出现以下提示，随后Aborted，请问原因和解决方法？

*** Warning 40575 (SOL+575)
     Master side interface # 2
     # nodes on + segment side= 0 max dist= -1.0000E+10 min dist= 1.0000E+10
     # nodes on - segment side= 135 max dist= 1.8300E+01 min dist= 1.7711E+00
       1 t 0.0000E+00 dt 5.00E-01 flush i/o buffers            04/14/18 12:32:18
       1 t 0.0000E+00 dt 5.00E-01 write d3plot file            04/14/18 12:32:18
BEGIN implicit statics  step      1 t= 5.0000E-01             04/14/18 12:32:18
......
ITERATION LIMIT reached, automatically REFORMING stiffness matrix...
Iteration:  14     *|du|/|u| =  1.0000000E+00     *Ei/E0 =  3.6674363E-03
DIVERGENCE (increasing translational residual norm) detected:
   current norm   9.560E+03 exceeds prior maximum   9.559E+03
automatically REFORMING stiffness matrix...
ITERATION LIMIT reached, automatically REFORMING stiffness matrix...