求大师帮忙看看问题所在，运行出现error code 29

chesk

model:

sets:

chexing/1,2/:;

customer/1,5/:;

link1(customer,chexing):m,f;

endsets

data:

m=2,2,

   1,1,

   1,1,

   1,1,

   1,1;

f=32.43,0.99,

  27.09,0.82,

  18.22,0.55,

  18.08,0.55,

  16.10,0.21;

enddata

min=0.1*(1000+917-y11*30/m(1,1)*0.4-y12*30/m(1,2)*0.004-y21*30/m(1,1)*0.4-y22*30/m(2,2)*0.004-y31*30/m(3,1)*0.4-y32*30/m(3,2)*0.004-y41*30/m(4,1)*0.4-y42*30/m(4,2)*0.004-y51*30/m(5,1)*0.4-y52*30/m(5,2)*0.004)+

y11*30/m(1,1)*f(1,1)+y12*30/m(1,2)*f(1,2)+y21*30/m(2,1)*f(2,1)+y22*30/m(2,2)*f(2,2)+y31*30/m(3,1)*f(3,1)+y32*30/m(3,2)*f(3,2)+y41*30/m(4,1)*f(4,1)+y42*30/m(4,2)*f(4,2)+y51*30/m(5,1) *f(5,1)+y52*30/m(5,2)*f(5,2)

!yonghuxuqiuyueshu;

y11*30/m(1,1)*0.4+y12*30/m(1,2)*0.004+y21*30/m(1,1)*0.4+y22*30/m(2,2)*0.004+y31*30/m(3,1)*0.4+y32*30/m(3,2)*0.004+y41*30/m(4,1)*0.4+y42*30/m(4,2)*0.004+y51*30/m(5,1)*0.4+y52*30/m(5,2)*0.004> =862;

!gongyingyueshu;

y11*30/m(1,1)*0.4+y12*30/m(1,2)*0.004+y21*30/m(1,1)*0.4+y22*30/m(2,2)*0.004+y31*30/m(3,1)*0.4+y32*30/m(3,2)*0.004+y41*30/m(4,1)*0.4+y42*30/m(4,2)*0.004+y51*30/m(5,1)*0.4+y52*30/m(5,2)*0.004<=1917;

!kucunyueshu;

1917-(y11*30/m(1,1)*0.4+y12*30/m(1,2)*0.004+y21*30/m(1,1)*0.4+y22*30/m(2,2)*0.004+y31*30/m(3,1)*0.4+y32*30/m(3,2)*0.004+y41*30/m(4,1)*0.4+y42*30/m(4,2)*0.004+y51*30/m(5,1)*0.4+y52*30/m(5,2)*0.004)<=2000;

!zhuangchenengliyueshu;

y11*30/m(1,1)+y12*30/m(1,2)+y21*30/m(1,1)+y22*30/m(2,2)* +y31*30/m(3,1) +y32*30/m(3,2) +y41*30/m(4,1) +y42*30/m(4,2) +y51*30/m(5,1) +y52*30/m(5,2) <=2200;

!anquankucun;

1000+917-(y11*30/m(1,1)*0.4+y12*30/m(1,2)*0.004+y21*30/m(1,1)*0.4+y22*30/m(2,2)*0.004+y31*30/m(3,1)*0.4+y32*30/m(3,2)*0.004+y41*30/m(4,1)*0.4+y42*30/m(4,2)*0.004+y51*30/m(5,1)*0.4+y52*30/m(5,2)*0.004)> =180;

!zhengshuyueshu;

@gin(y11);

@gin(y12);

@gin(y21);

@gin(y22);

@gin(y31);

@gin(y32);

@gin(y41);

@gin(y42);

@gin(y51);

@gin(y52);

end