For quite some time now I have been seeing scores of the following errors filling up my WSUS Server’s Event Viewer;

• 12052 – The DSS Authentication Web Service is not working.
• 12042 – The SimpleAuth Web Service is not working.
• 12022 – The Client Web Service is not working.
• 12032 – The Server Synchronization Web Service is not working.
• 12012 – The API Remoting Web Service is not working.
• 12002 – The Reporting Web Service is not working.
• 13042 – Self-update is not working.

However, WSUS was receiving updates from Microsoft and all of my clients were getting updates from my server, so I did not let it bother me too much! Today I was setting up monitoring for all services and roles on this server and so decided I wanted to clear these errors up for good.

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