由于数据较多，需要用excel导入数据，总是报错无法找到excel表

ruby2017

求大神指点！本人刚学lingo软件，想用最小二乘法计算几个矩阵，由于数据较多，需要用excel导入数据，总是报错无法找到excel表。以下为我写的，也不知道还有没有别的错误，求大神指点！十万火急！
SETS:
x1/1..42/:g1,g2,i1,i2,p,h,h1,j1,j2;
y1/1..42/:k1,k2,m1,n1,o1,m2,n2,o2,q;
link(x1,y1):a,b,cc,d,e,f,a_,b_,c_,d_,e_,f_;
endsets
data:
a_=@ole('C:\Users\Administrator\Desktop\lingo.xlsx','a_');
b_=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','b_');
c_=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','c_');
d_=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','d_');
e_=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','e_');
f_=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','f_');
g2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','cm');
h=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','mi');
i2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','im');
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','a')=a;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','b')=b;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','cc')=cc;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','d')=d;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','e')=e;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','f')=f;
g1=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','cd');
h1=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','mi_');
i1=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','id');
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','g')=m1;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','h')=n1;
@ole('C:/Users/Administrator/Desktop/lingo.xlsx','i')=o1;
m2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','g_');
n2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','h_');
o2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','i_');
p=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','x_t');
q=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','x');
k1=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','en_t');
k2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','ep_t');
j1=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','en');
j2=@ole('C:/Users/Administrator/Desktop/lingo.xlsx','ep');
enddata
min=@sum(link(i,j):(a(i,j)-a_(i,j)^2/a_(i,j)+@sum(link(i,j):(b(i,j)-b_(i,j)^2/b_(i,j)+@sum(link(i,j):(cc(i,j)-c_(i,j)^2/c_(i,j)+@sum(link(i,j):(d(i,j)-d_(i,j)^2/d_(i,j)+@sum(link(i,j):(e(i,j)-e_(i,j)^2/e_(i,j)+@sum(link(i,j):(f(i,j)-f_(i,j)^2/f_(i,j)+@sum(y1(j):(m1(j)-m2(j)^2/m2(j))+@sum(y1(j):(n1(j)-n2(j)^2/n2(j))+@sum(y1(j):(o1(j)-o2(j)^2/o2(j));
@for(x1(i):@sum(y1(j):a(i,j)+b(i,j)+cc(i,j))+g1(i)+i1(i)=p(i)-j1(i)-j2(i));
@for(x1(i):@sum(y1(j):d(i,j)+e(i,j)+f(i,j))+g2(i)+i2(i)=h(i));
@for(x1(i):@sum(y1(j):f(i,j))=h1(i));
@for(y1(j):@sum(xi(i):a(i,j)+d(i,j))+m(j)=q(j)-k1(j)-k2(j));
@for(y1(j):@sum(xi(i):b(i,j)+e(i,j))+n(j)=k1(j));
@for(y1(j):@sum(xi(i):cc(i,j)+f(i,j))+o(j)=k2(j));
@if(link(i,j):a_(i,j)#eq#0,a(i,j)#eq#0,a_(i,j));
@if(link(i,j):b_(i,j)#eq#0,b(i,j)#eq#0,b_(i,j));
@if(link(i,j):c_(i,j)#eq#0,cc(i,j)#eq#0,c_(i,j));
@if(link(i,j):d_(i,j)#eq#0,d(i,j)#eq#0,d_(i,j));
@if(link(i,j):e_(i,j)#eq#0,e(i,j)#eq#0,e_(i,j));
@if(link(i,j):f_(i,j)#eq#0,f(i,j)#eq#0,f_(i,j));
@if(y1(j):m2(i,j)#eq#0,m1(i,j)#eq#0,m2(i,j));
@if(y1(j):n2(i,j)#eq#0,n1(i,j)#eq#0,n2(i,j));
@if(y1(j):o2(i,j)#eq#0,o1(i,j)#eq#0,o2(i,j));
end
最后显示error code50 说是for函数非正确使用？

ruby2017

求指点！十万火急！万分感谢！