Error: Subscript indices must either be real positive integers or logicals.

for i = 1:sizex;
    for j = 1:sizey;
        cor = Xc(i,j,1);
        blank( ([i j 1]*A) ) = cor;
    end
end

Subscript indices must either be real positive integers or logicals.

Error in testando (line 35) blank( ([i j 1]*A) ) = cor;

[Nitin]

Did you initialize blank?

What is A? A Matrix or a value? Is it element wise multiplication?