[Exception Info 1]
Message: A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections. (provider: SQL Network Interfaces, error: 50 - Local Database Runtime error occurred. Error occurred during LocalDB instance startup: SQL Server process failed to start.
The DB engine is not running. Specifically:
Error occurred during LocalDB instance startup: SQL Server process failed to start.
If you Google that ^ phrase, there are many links to “solutions”. But be warned: many of them involve data loss.
Locate your MDF and LDF files… these are your Database. Likey, they will be
SambaPOS.ldf, but if not, backup all MDF/LDF files that you can find to a safe place before trying any of the solutions.
This one seemed fairly viable: