请教高手，仿真报错 element材料未定义特性

Element 301 requires material properties and references material number 5 for which no properties are defined. Checking terminates.
命令流如下：!初始化ANSYS环境
FINISH
/CLEAR
! 设置标量参数
*SET,l,50
*SET,h,2
*SET,d,2
*SET,w,2
*SET,u1,20
*SET,u2,0
!前处理
/PREP7
! 1 定义实体
ET,1,SOLID45
ET,2,SOLID123

! 2 定义材料性能参数
! uMKS设置
EMUNIT,EPZRO,0.8854E-05
! 实体1杨氏模量
MP,EX,1,1.60e5
! 实体1泊松比
MP,NUXY,1,0.278
! 实体1密度
MP,DENS,1,2.329e-15
! 实体2介电常数
MP,PERX,2,1
! 3 建立结构模型及划分网格
! 建立结构模型
BLOCK,0,l,0,h,0,w,
! 划分结构网格
LESIZE,2, , ,30, , , , ,1
LESIZE,4, , ,30, , , , ,1
LESIZE,5, , ,30, , , , ,1
LESIZE,7, , ,30, , , , ,1
LESIZE,9, , ,5, , , , ,1
LESIZE,10, , ,5, , , , ,1
LESIZE,11, , ,5, , , , ,1
LESIZE,12, , ,5, , , , ,1
LESIZE,1, , ,2, , , , ,1
LESIZE,3, , ,2, , , , ,1
LESIZE,6, , ,2, , , , ,1
LESIZE,8, , ,2, , , , ,1
VSEL, , , ,1
VATT,1, ,1,0
VSEL, , , , 1
MSHAPE,0,3d
MSHKEY,1
VMESH,1
! 建立静电模型及划分网格
! 建立静电模型
BLOCK,0,l,-h,0,0,w,
BLOCK,0,l,h,(h+d),0,w,
BLOCK,-d,0,-h,(h+d),0,w,
!VADD,ALL
VSEL,S ,VOLU , ,2,4,1
VADD,ALL
VATT,5, ,2,0
VSEL,S, , ,5
SMRTSIZE,1
VSEL, , , ,5
VATT,5, ,2,0
MSHKEY,0
MSHAPE,1,3d
VMESH,5
! 4 设置边界条件
! x轴两端固定UX=0、UY=0、UZ=0
! DA,6,UX,0
! DA,6,UY,0
! DA,6,UZ,0
! 设置第一个FSIN
ALLSEL,ALL
NSEL,S,LOC,Y,0
NSEL,A,LOC,Y,H
NSEL,A,LOC,X,0
SF,ALL,FSIN,1,
!c型体左端面固定
DA,23,UX,0
DA,23,UY,0
DA,23,UZ,0
! 设置第二个FSIN
ALLSEL,ALL
NSEL,S,LOC,Y,0
NSEL,A,LOC,Y,H
NSEL,A,LOC,X,0
SF,ALL,FSIN,1,
! c型体内侧电压U2
ALLSEL,ALL
NSEL,S,LOC,Y,0
NSEL,A,LOC,Y,H
NSEL,A,LOC,X,-D
D,ALL,VOLT,u2
! c型体外侧电压U1
VSEL,S, , , 5
NSEL,S,LOC,Y,H+D
NSEL,A,LOC,Y,-D
NSEL,A,LOC,X,-D
D,ALL,VOLT,u1
ALLSEL,ALL
MORPH,ON
! 5 设置求解器
/SOL

MFAN,ON,MFSC

MFEL,1,1, , , , , , , , ,
MFFN,1,

MFEL,2,2, , , , , , , , ,
MFFN,2,

MFOR, 2, 1

MFCO,ALL,1e-5,
NROPT,AUTO, ,
STAOPT,DEFA
EQSLV,ICCG, ,0, ,DELE
PRECISION,0
MSAVE,0
PCGOPT,0, ,AUTO, , ,AUTO
PIVCHECK,1

MORPH,ON
MFCM, 2, ,
ANTYPE,0
NLGEOM,1

TIME,0
AUTOTS,-1
DELTIM,10, , ,1
KBC,0

TSRES,ERASE
MORPH,OFF
MFCM, 1, ,
MFTI,120,
MFDT,10,10,10,0
MFRS,0,

MFCA, 1,1,
MFOU,1,

MFIT,20,1,5,
MFIN,CONS
MFBU,ON,50,
MFTO,OFF,1e-006,ABS
mfsu,1,2,forc,1
mfsu,1,1,disp,2
!求解
SOLVE
FINISH