Error: "Bad Public Username Or Password. Database Server Error: Named Pipes Provider: Could Not Open A Connection To SQL Server 
(Doc ID 906172.1)
Last updated on SEPTEMBER 12, 2017
Applies to:Primavera P6 Enterprise Project Portfolio Management - Version 5.0 and later
Primavera Contractor - Version 6.1 to 6.1 [Release 6.1]
***Checked for relevance 22-Mar-2013***
The following error is encountered when attempting to configure the P6 client applications database connection to a SQL Server database:
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