Component appears to be OK. Display is green. Logs are a few critical errors, eg.
Message ID 5436
MP Control Manager detected management point is not responding to HTTP requests. The HTTP status code and text is 500, Internal Server Error.
Possible cause: Management point encountered an error when connecting to SQL Server. Solution: Verify that the SQL Server is properly configured to allow Management Point access. Verify that management point computer account or the Management Point Database Connection Account is a member of Management Point Role (msdbrole_MP) in the SQL Server database.
Possible cause: The SQL Server Service Principal Names (SPNs) are not registered correctly in Active Directory Solution: Ensure SQL Server SPNs are correctly registered. Review Q829868.
Possible cause: Internet Information Services (IIS) isn't configured to listen on the ports over which the site is configured to communicate. Solution: Verify that the designated Web Site is configured to use the same ports which the site is configured to use.
Possible cause: The designated Web Site is disabled in IIS. Solution: Verify that the designated Web Site is enabled, and functioning properly.
Possible cause: The MP ISAPI Application Identity does not have the requisite logon privileges. Solution: Verify that the account that the MP ISAPI is configured to run under has not been denied batch logon rights through group policy.
For more information, refer to Microsoft Knowledge Base article 838891.
Message ID 4964
MP Control Manager detected management point is not responding to HTTP requests. The HTTP status code and text is 500, Internal Server Error.
Possible cause: Management point encountered an error when connecting to SQL Server. Solution: Verify that the SQL Server is properly configured to allow Management Point access. Verify that management point computer account or the Management Point Database Connection Account is a member of Management Point Role (msdbrole_MP) in the SQL Server database.
Possible cause: The SQL Server Service Principal Names (SPNs) are not registered correctly in Active Directory Solution: Ensure SQL Server SPNs are correctly registered. Review Q829868.
Possible cause: Internet Information Services (IIS) isn't configured to listen on the ports over which the site is configured to communicate. Solution: Verify that the designated Web Site is configured to use the same ports which the site is configured to use.
Possible cause: The designated Web Site is disabled in IIS. Solution: Verify that the designated Web Site is enabled, and functioning properly.
Possible cause: The MP ISAPI Application Identity does not have the requisite logon privileges. Solution: Verify that the account that the MP ISAPI is configured to run under has not been denied batch logon rights through group policy.
For more information, refer to Microsoft Knowledge Base article 838891.
Message ID 1020
Site Component Manager failed to reinstall this component on this site system.
Solution: Review the previous status messages to determine the exact reason for the failure. Site Component Manager will automatically retry the reinstallation in 60 minutes. To force Site Component Manager to immediately retry the reinstallation, stop and restart Site Component Manager using the Configuration Manager Service Manager.
Message ID 1018
Site Component Manager is reinstalling this component on this site system.
Message ID 4964
Site Component Manager failed to install this component, because Secure Sockets Layer (SSL) is not configured properly on the Internet Information Server.
Possible cause: No Server Certificate is attached to the designated Web Site. Solution: Refer to ConfigMgr Documentation regarding how to create and attach a proper Server Certificate to the designated Web Site.
Possible cause: The Server Certificate is invalid or expired. Solution: Refer to ConfigMgr Documentation regarding how to create and attach a proper Server Certificate to the designated Web Site.
Message ID 1020
Site Component Manager failed to reinstall this component on this site system.
Solution: Review the previous status messages to determine the exact reason for the failure. Site Component Manager will automatically retry the reinstallation in 60 minutes. To force Site Component Manager to immediately retry the reinstallation, stop and restart Site Component Manager using the Configuration Manager Service Manager.
Message ID 4963
MP Control Manager detected MPsetup has failed to create the CCM_Incoming Virtual Directory.
Message ID 1020
Site Component Manager failed to reinstall this component on this site system.
Solution: Review the previous status messages to determine the exact reason for the failure. Site Component Manager will automatically retry the reinstallation in 60 minutes. To force Site Component Manager to immediately retry the reinstallation, stop and restart Site Component Manager using the Configuration Manager Service Manager.
Two weeks ago, the status of clients was Active....