An error occurred while attempting to connect to the following database. Server: '%1' Database: '%2' Error: '%3' Cause: There ...

An error occurred while attempting to connect to the following database.

Server: '%1' Database: '%2' Error: '%3'
Cause: There was an error while attempting to connect to the QoE Monitoring Server database.
Resolution:
Ensure SQL Server has been started and a connection to the database can be established. The server will automatically attempt to reconnect to the database.