sql server error 1326 named pipe

Problem Description:

Microsoft SQL database: [][State =01000][Error=1326][Microsoft][ODBC SQL Server Driver] [SQL Server]”Logon failure: unknown user name or bad password.

sql server error 1326 windows 10
sql server error 17
named pipes provider: could not open a connection to sql server (53)

Cause of the issue

Error 1326 means “Logon failure: unknown user name or bad password.” This error is raised because the IIS Service does not have any rights to use the named pipe.

Or It’s possible, even likely, that SQL Express is not listening on port 1433. By default, we use dynamic TCP ports, which is why you need SQL Browser to be running in the first place. Check out http://support.microsoft.com/kb/914277 which it a … Read the rest