Hello, (again.. :) I continu test of ncf-builder. If i've a method "Command execution" In this method i'm put a : tar -xzf myfile.tgz the result of this command is "unknown" because he don't return code : command_execution_tar__xzf_myfile_tgz_kept ??? is it ? I must write bash script for all command who i want ? Maxime