0x80242006 SUS_E_UH_INVALIDMETADATA The caller passed an update with invalid metadata to the handler
Have a look to the solution given by MowGreen here
http://www.microsoft.com/communities/newsgroups/en-us/default.aspx?&lang=en&cr=US&guid=&sloc=en-us&dg=microsoft.public.windowsupdate&p=1&tid=1613822f-5370-4009-bdb8-147ade5df81e&mid=1613822f-5370-4009-bdb8-147ade5df81e
Good luck
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