note 46277 added to function.exec

hi all, i am trying to use exec in php. It works fine with all the command , even for compiled c progran and shell script as well but there is one program with to 2 argument ... it return the return value of 127... i can't find any error related to 127 and can't understand why its not working....even it works when i run on command line by #php test.php it give the result... den ---- Manual Page -- http://www.php.net/manual/en/function.exec.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+46277 Delete -- http://master.php.net/manage/user-notes.php?action=delete+46277&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+46277&report=yes Search -- http://master.php.net/manage/user-notes.php