Database connection failure. The MCU factory failed to connect to the %1 database located on the %2 sever. Failure occurrences: ...

Database connection failure.

The MCU factory failed to connect to the %1 database located on the %2 sever.  
Failure occurrences: %3, since %4.
Cause: Backend SQL server is not running.
Resolution:
Verify that there are no connectivity issues between the Front End and database.