How do I fix can't find object MSysdb?

[Alicia]

I am getting error message that Microsoft Jet database engine cannot find
object MSysDb. I really need to get my data back so does anyone know how to
fix this error?

 

[Van T. Dinh]

It sounds like corruptions.

See he Microsoft Knowledge Base article:

http://support.microsoft.com/kb/306204

and Tony Toews' Web page:

http://www.granite.ab.ca/access/corruptmdbs.htm