note 51185 added to ref.session

hi friend please help me i want to down load ma database in csv file i got success also but when i am adding session_start() in first line of my code i am getting following problem internet explorer couldnot download file its not available plz help me i tried lot to solve this problem if any one know solution plz mail me waiting for reply urgent ---- Manual Page -- http://www.php.net/manual/en/ref.session.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+51185 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+51185&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+51185&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+51185&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+51185&report=yes&reason=useless Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+51185&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+51185&report=yes Search -- http://master.php.net/manage/user-notes.php