MSACCESS.EXE Application error in MSACCESS2000

[sabeel]

hi.
i am facing the following problem since 2 months.
when ever i am trying to do any sort of editing in the MSACCESS-2000 version
like-editing a form or editing a table..i get a box showing the following
error shown below
=====================================================
MSACCESS.EXE - Application error
"The instruction at "0x1b060a76" referenced memory at "0x00000000".the
Memory could not be "read" .
Click on OK to terminate the program
Click on CANCEL to debug the program
--------------- ---------------
| OK | | CANCEL |
--------------- ---------------
=====================================================

AND THEN MSACCESS crashesi.e closes ....
Please help me out in this problem.what can i do to prevent this?

thank you
sabeel
(e-mail address removed)