Provider named pipes provider error 40 could not open a connection to SQL Server error 2 [duplicate]

Answer 1

Well I have an easy solution for your question. Follow the steps:

1. Go to SQL Server Configuration manager
2. SQL Server Network Configuration:
3. Protocol for MSSQLSERVER
4. In the right pane split page you will have to disable VIA as follows
   1. Shared Memory - Enable
   2. Named Pipes - Enable
   3. TCP/IP - Enable
   4. VIA - Disable