how can i solve the error in this code?

hello everyone

after calling omrmr_mid_d function (attached file). this error appear :

    ??? Error using ==> boiler_process at 134
    X must be a matrix or a row cell array

    Error in ==> mapstd at 70
    boiler_process

    Error in ==> omrmr_mid_d>Fuzzy_MI at 56
    data1 = mapstd(data(:,1:NF)',0,1);

    Error in ==> omrmr_mid_d at 9
    [I_Cx, I_Cxx, I_xx, H_x, H_xx, H_C] = Fuzzy_MI([d f])