IIS Server Audit Event: 1109

1109: W3SVC HTTP control channel filter config failed 

The IIS web sites that use HTTP rely on several IIS components for their availability. The IIS World Wide Web Publishing Service (W3SVC) is one among them. The W3SVC is responsible for managing the HTTP protocol and HTTP performance counters.  

Event 1109 is generated when the W3SVC failed to set the filter configuration for the control channel. 

How could you resolve this situation?

Stop and restart the World Wide Web Publishing Service. 

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