After Domain Controllers are patched and rebooted, they stop writing to the database. The following error occurs in the SLAgentSvc.log:
***Error: CActiveAdministratorAgent::DoAgentWork - Unable to open the database. Provider cannot be found. It may not be properly installed.
Error = -2146824582. Connection String: Provider=SQL01;Server=Quest01;Database=ActiveAdministrator;Trusted_Connection=yes;