note 52840 added to function.odbc-exec

dear all, I am using php 4.3 with appachi server on windows xp. I prepared two files front end php and back end msaccess, one of entering the data and second for retriving. I can retrive the data from database, when I am going to update the data it gives me error: Notice: Undefined variable: FirstName in C:\WEB\dataAccess.php3 on line 95 Notice: Undefined variable: LastName in C:\WEB\dataAccess.php3 on line 95 Notice: Undefined variable: PhoneNumber in C:\WEB\dataAccess.php3 on line 95 Updated version of databse (after entries) kindly help me in resolving this error. Thanks ---- Manual Page -- http://www.php.net/manual/en/function.odbc-exec.php Edit -- http://master.php.net/manage/user-notes.php?action=edit+52840 Delete: added to the manual -- http://master.php.net/manage/user-notes.php?action=delete+52840&report=yes&reason=added+to+the+manual Delete: bad code -- http://master.php.net/manage/user-notes.php?action=delete+52840&report=yes&reason=bad+code Delete: spam -- http://master.php.net/manage/user-notes.php?action=delete+52840&report=yes&reason=spam Delete: useless -- http://master.php.net/manage/user-notes.php?action=delete+52840&report=yes&reason=useless Delete: other reasons -- http://master.php.net/manage/user-notes.php?action=delete+52840&report=yes Reject -- http://master.php.net/manage/user-notes.php?action=reject+52840&report=yes Search -- http://master.php.net/manage/user-notes.php