Getting "A network-related or instance-specific error occurred while establishing a connection to SQL Server, Error 40 could not open a connection to SQL Server

Potential Symptoms

  • Getting "A network-related or instance-specific error occurred while establishing a connection to SQL Server, Error 40 could not open a connection to SQL Server.
  • Error updating database.
  • sqlCapture.PNG

Environment

  • Product Family: Software
  • Product:
  • Component: SQL2014 SP1
  • Control System: Venus 1500 V4.22

Cause

  • Corrupt SQL.

Resolution

KB ID: DD3460966


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