程序运行一会就退出界面？
大家好我找了一个接触分析的例子，但运行一会就退出界面，为什么？fini
/cle
/prep7
/title,plastic snap-fit connector
et,1,42,,,3
et,2,42,,,3
mp,ex,1,2.8e3
r,1,5
et,3,48,,,1
k,1,10
k,2,20
k,3,15,18.5
k,4,10,20
k,5,12.5,30
k,6,20,30
l,1,3
l,3,4
l,4,5
l,5,6
l,6,2
l,2,1
al,all
lgen,2,1,3,1
k,11,5
k,12,5,30
l,11,7
l,11,12
l,12,10
lsla,s
lsel,invert
al,all
lsel,all
rectng,0,15,0,10
asba,2,3
agen,2,4,,,0,30,0,,0,1
asel,s,,,4
aatt,1,1,2
asel,all
esize,4
amesh,all
fini
/solution
nsel,s,loc,y,0
d,all,all
nsel,s,loc,y,60
d,all,uy
nsel,r,loc,x,5
d,all,ux
nsel,all
fini
/prep7
mp,mu,3,0.2
r,3,6e3
r,4,6e3
lsel,s,,,9
lsel,a,,,19
nsll,s,1
cm,snapins,node
lsel,s,,,3
nsll,s,1
cm,snapprg,node
lsel,s,,,8
nsll,s,1
cm,pullins,node
lsel,s,,,2
nsll,s,1
cm,pullprg,node
lsel,all
nsel,all
type,3
mat,3,real,3
gcgen,snapins,snapprg
gcgen,snapprg,snapins
real,4
gcgen,pullins,pullprg
gcgen,pullprg,pullins
fini
/solu
pred,on
autot,on
nsubst,10,100,5
outres,all,all
nsel,s,loc,y,60
d,all,uy,-30
nsel,all
solve
nsel,s,loc,y,60
d,all,uy,-27
nsel,all
lnsr,on
solv
fini
/post1
set,list
set,,,,,0.8
esel,s,type,,3
etable,st,nmisc,1
etable,gap,nmisc,3
etable,length,nmisc,4
esel,s,stab,st,1,2
esort,etab,gap,1
pretab
esel,all
/dscal,,1
/plops,minm,0
/edge,,1
esel,u,type,,3
set,first
pldi
/user
set,,,,,0.8
plns,s,eqv
/cont,,,user
fini
/posr26
nsol,2,44,u,y,disp
rfor,3,44,f,y
rfor,4,59,f,y
rfor,5,56,f,y
add,6,3,4,5,force
add,2,2,,,,,,,-1
xvar,2
plva,6
fini
是不是计算不收敛，程序自动退出啊 不清楚，那么怎样才能收敛呢？
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