Symptoms
In the SCUP.log or updatepublisher.log you find the following error:
Error Scup2011.10 Publisher.VerifyPackageRulesAndState VerifyPackageRulesAndState(): Too many locally published categories. Existing: 100, Adding: 1 at Microsoft.UpdateServices.Internal.BaseApi.Publisher.VerifyPackageRulesAndState()
Cause
Microsoft SCUP Publisher has a limit of 100 unique categories.
Solution
Microsoft has released a KB addressing the issue with a resolution: http://support.microsoft.com/kb/945536.
Affected Product(s)
Shavlik Patch for Microsoft System Center
(Shavlik SCUPdates)