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运行后一直显示：An error occured while attempting to open the results file XX.rst
这是什么意思啊?
fini
/cle
/filname,ex1-1-1
/title,ex1-1-1
/units,si
*afun,deg
*set,ll,0.085!设置常数
*set,bl,0.022
*set,rf,0.008
*set,af,0.008
*set,exx,9.71e10
*set,vv,0.3
/prep7
et,1,plane182
mp,ex,1,exx
mp,nuxy,1,vv
keyopt,1,3,0
tb,miso,1,1,25
tbtemp,0
tbpt,,0.000402,3.90e7!在应力应变曲线上定义点
tbpt,,0.002118,1.96e8
tbpt,,0.003137,2.60e8
tbpt,,0.004109,3.03e8
tbpt,,0.004631,3.18e8
tbpt,,0.005293,3.34e8
tbpt,,0.006131,3.48e8
tbpt,,0.006926,3.58e8
tbpt,,0.007748,3.660e8
tbpt,,0.008534,3.72e8
tbpt,,0.009548,3.78e8
tbpt,,0.010442,3.82e8
tbpt,,0.011548,3.86e8
tbpt,,0.012236,3.88e8
tbpt,,0.014749,3.95e8
tbpt,,0.016139,3.97e8
tbpt,,0.018424,4.02e8
tbpt,,0.020001,4.04e8
tbplot,miso,1
rectng,0,rf+af/2,0,bl/2
cyl4,,rf+af/2,rf
asba,1,2
rectng,rf+af/2,ll/2,0,bl/2
aglue,1,3
mshkey,1
mshape,0
/pnum,line,1!显示线的号
/psymb,ldir,1!显示线的方向
lplot!绘制线
lesize,9,,,6!线9划分成6份
lesize,8,,,6
lesize,11,,,12
lesize,6,,,6
lesize,7,,,6,3
amap,2,8,1,7,9!通过关键点网格2面
lesize,3,,,12
lesize,5,,,12
lesize,4,,,6
amesh,1
nsym,x,175,all!通过x轴对称节点，节点增量175
esym,,175,all!生成单元
eplot
nsym,y,350,all
esym,,350,all
eplot!生成单元
nummrg,all!合并所有元素
numcmp,all!压缩编号
!fini
/solu
nsel,s,loc,x,-ll/2
d,all,ux,0
nsel,r,loc,y,0
d,all,all
outres,all,all!设定输出所有的结果
time,1
nsubst,10
nlgeom,on
nsel,s,loc,x,ll/2
d,all,ux,0.00025
allselsolve
!fini
/post1
set,list
set,1,last,1
pldisp,1
plnsol,s,eqv,1,1
plnsol,epto,eqv,1,1
plesol,epel,eqv,1,1
plesol,eppl,eqv,1,1