输入solve命令后出现错误error code 28

下面这做代码，最后输入solve后，程序就会报错， error code 28. 请问该如何解决啊？
/PREP7
ET,1,SOLID227,11
MPTEMP,1,20,50,100,150,200,250
MPDATA,DENS,1,1,7900,7889,7870,7850,7830,7809
MPDATA,KXX,1,1,14.7,15.17,15.67,16.57,17.32,17.69
MPDATA,C,1,1,500,500,500,500,500,500
MPDATA,EX,1,1,200.00e9,197.75e9,194.50e9,190.00e9,186.00e9,182.50e-6
MPDATA,PRXY,1,1,0.3,0.3,0.3,0.3,0.3,0.3
MPDATA,ALPX,1,1,13.3e-6,13.3e-6,13.3e-6,13.3e-6,13.3e-6,13.3e-6
CYLIND,0.02415,0.02015,0,0.5,0,360,
CYLIND,0.02715,0.02415,0,0.5,0,360,
wpoff,0,0,0.25
wpro,,-90.000000,
CYLIND,0.0125, ,0,0.275,0,360,
CYLIND,0.0155,0.0125,0,0.275,0,360,
VSBV,1,3,SEPO, ,KEEP
VSEL,S, , ,2
VSEL,a, , ,4
VPTN,all
VDELE,1, , ,1
VDELE,7,9, ,1
wpro,,90,
VSBW, 6
NUMCMP,AREA
ASKIN,1,9
ASKIN,2,11
VSBA,1,23,,DELETE,KEEP
VSBA,2,24,,DELETE,KEEP
VDELE,4, , ,1
VDELE,7, , ,1
VSEL,a, , , 3
VGLUE,all
VSEL,u, , ,2
VSEL,a, , , 5
VGLUE,all
allsel
NUMCMP,VOLU
BLOCK,0,0.15415,-0.006,0.006,-0.06,0.06,
BLOCK,0,0.15415,-0.01,0.01,-0.064,0.064,
VSBV,6,5,SEPO, ,KEEP
aSEL,s, , ,14
aSEL,a, , ,15
VSBA,5,all,SEPO,DELETE,KEEP
VDELE, 6, , ,1
allsel
WPCSYS,-1,0
CYLIND,0.02815,0.02415,0,0.5,0,360,
VPTN,5,7
VDELE,9,11, ,1
VDELE,6, , ,1
vSEL,s, , ,12
wpro,,90,
VSBW, 12
VDELE,5, , ,131
vSEL,s, , ,6
KWPLAN,-1,86,87,71
VSBW, 6
KWPLAN,-1, 70, 84,85
VSBW, 7
NUMCMP,AREA
ASKIN,51,135
ASKIN,50,131
VSBA,5,55,,DELETE,KEEP
VSBA,6, 56 ,,DELETE,KEEP
KWPLAN,-1, 70, 85, 87
VSBW, 9
VDELE,10,12 , ,1
WPSTYLE,,,,,,,,0
VSYMM,Y,all, , , ,0,0
VSEL,a, , , 8
VGLUE,all
VSEL,u, , , 15
VSEL,a, , , 1
VGLUE,all
allsel
WPCSYS,-1,0
wpoff,0,0,0.25
BLOCK,0.09415,0.30415,-0.006,-0.018,-0.06,0.06,
BLOCK,0.09415,0.30415,-0.001,-0.023,-0.065,0.065,
VSBV,9,8,SEPO,DELETE,KEEP
wpoff,1.58615,-0.012,0
CYLIND,1.292,1.28,-0.2,0.2,177.76,182.24,
CYLIND,1.297,1.292,-0.2,0.2,177.76,182.24,
VSBV,8,9,SEPO,DELETE,KEEP
VPTN,10,11
VDELE,17,19 , ,1
VDELE,8, , ,1
wpro,,90.000000,
KWPLAN,-1, 19, 113, 110
VSBW, 20
VDELE, 8, , ,1
KWPLAN,-1, 112, 16, 111
VSBW, 10
VDELE, 8, , ,1
ASKIN,38,201
VSBA, 11, 41
VDELE, 8, , ,1
ASKIN,34,198
VSBA, 10, 44
VDELE, 8, , ,1
VGLUE,16,11
VGLUE,8,15
VGLUE,11,9
VGLUE,10,11
allsel
vSEL,s, , ,4
vSEL,a, , ,5
vSEL,a, , ,6
vSEL,a, , ,7
vSEL,a, , ,12
vSEL,a, , ,13
vSEL,a, , ,14
VGLUE,all
allsel
VPLOT
SMRT,1
MSHAPE,1,3D
MSHKEY,0
VMESH,all
aSEL,s, , ,19
aSEL,a, , ,20
NSLA,S,1
CP,1,UY,all ！ce
CP,2,Ux,all
allsel
DA,12,UY,0
DA,45,UZ,0
DA,46,UZ,0
DA,50,SYMM
DA,52,SYMM
DA,49,TEMP,100
aSEL,s, , ,1
aSEL,a, , ,14
aSEL,a, , ,15
aSEL,a, , ,47
aSEL,a, , ,62
aSEL,a, , ,75
aSEL,a, , ,84
aSEL,a, , ,85
aSEL,a, , ,86
aSEL,a, , ,88
aSEL,a, , ,84
SFA,all,1,CONV,15,25
ASEL,S, , , 12
NSLA,S,1
F,all,FZ,6.44
allsel
FINISH
/SOL
ANTYPE,0
time,1
solve
finish