Event ID - 14020

Event Id14020
SourceISA Server NNTP Filter
DescriptionISA Server failed to load the firewall policy configuration. The failure occurred while loading the policy element "%1". For details about this error, see the event properties in the Windows Event Viewer.
Event InformationAccording to Microsoft

Cause:
The failure is probably due to a problem in the storage of the firewall policy rule element.
Resolution:
Modify or delete the specified policy element, then apply the changes to the firewall policy.
Reference LinksEvent Id:14020 Source Id:ISA Server NNTP Filter

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