Error using ARX in standalone application

I am using IDDATA and ARX functions. It runs fine in MATLAB. I created a .exe file of my matlab code. But that doesn't run, error-" Undefined function ARX for input arguments of type iddata". I included all the toolboxes. Any suggestions please ?

Answer 1

[Taru]

While creating the standalone file in "deploytool" add arx.m file from "C:\Program Files\MATLAB\R2011b\toolbox\ident\ident" in additional files.

Answer 2

[Luis Freire]

Could you solve the problem? because I have the exact same one