Event ID - 11002

Event Id11002
SourceISA Server NNTP Filter
Description%1 failed to start. The failure occurred during %5 because the configuration property %4 of key %3 is not valid. Use the source location %6 to report the failure. %2%0
Event InformationAccording to Microsoft

Cause:
This event occurs when the service failed to start because the data in the storage is corrupt. This may be due to incorrect configuration of either the registry or Active Directory.
Resolution:
Review other events to determine the cause of the problem.If a backup exists, use the ISA Server Restore option to restore the backed-up configuration. For details about restoring an ISA Server configuration, see ISA Server Help.If you are unable to restore the configuration, or doing so does not solve the problem, then uninstall and subsequently reinstall ISA Server. When you uninstall, all the configuration information is discarded. Do not reinstall ISA Server without first uninstalling.
Reference LinksEvent Id:11002 Source Id:ISA Server NNTP Filter

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