Try uninstalling then reinstalling all versions of the .Net framework, as
they all need to be installed (eg. .Net version 3 cannot run a version 2
application.)

"Crafty Bunch" wrote:

> I receive an error message that says "An unbundled exception has occurred in
> a component in your application. Click continue and application will ignore
> this error and attempt to continue. Object reference no set to an instance
> of an object."
> The windows installer box then appears and nothing I do can remove either.
>
> The initial error message appears in a Microsoft. Net Framework box.
>
> I'm running XP and have recently downloaded SP3.
>
> Any suggestions as to how I can correct this problem?