You may have had a virus. Check your anti-virus logs.
Extract a new copy of Rundll32.exe from your Win95 CD.
How to Extract Original Compressed Windows Files [Q129605]
http://support.microsoft.com/support/kb/articles/Q129/6/05.asp
...Alan

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Alan Edwards, MS MVP W95/98 Systems
http://dts-l.org/index.html
In microsoft.public.win95.general.discussion, "Stephanie"
<anonymous@discussions.microsoft.com> wrote:
>When I try to open any of my control pannel options I keep
>getting the following Red X - Cannot find
[quoted text clipped - 3 lines]
>Thanks for your help :)
>Steph.