when insert data in the GUI which is connected with mysql from php..
it is not being updated, meanzz when i open the page insert.php and insert the required data like..

Heading :- hello world
Description:- text

but when i submit, the data is not inserted in database. but database do update..

but when i insert only

Heading: Hello World
Description : <<nil>>

Bingoo! also database is updated...and heading do insert in it.

help me what is the problem behind this..