How to clear this error?

Cell contents assignment to a non-cell array object.

Error in fincode (line 237)

        D{i}=[U,zeros(1,vg)];

Answer 1

[Walter Roberson]

You had previous initialized D to be something other than a cell array. If you are deliberately changing its use from numeric to cell array, then you should either "clear D" or else explicitly assign something like "D = cell(1,20);"