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Event ID: 51 Source: W3SVC

Source
Level
Description
A CryptoAPI error was encountered trying to retrieve the server certificate for instance "<instance>"; the error encountered was "<error code>".
Comments
 
1. Restarting the web server works most of the times for this problem.
2. If restarting does not work, then uninstall and reinstall IIS and then re-import SSL certificates.

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