Error: "Error 500--Internal Server Error" After Attempting Login To P6 (Web) With Error "" In The P6WebAccess.html Log Connecting To A Microsoft SQL Server Database

(Doc ID 2042356.1)

Last updated on MARCH 29, 2017

Applies to:

Primavera P6 Enterprise Project Portfolio Management - Version 8.3 and later
Information in this document applies to any platform.


When attempting to login to P6 (web), the following error occurs after entering the username/password:

Error 500--Internal Server Error
From RFC 3068 Hypertext Transfer Protocol -- HTTP/1.1
10.5.1 500 Internal Server Error
The server encountered an unexpected condition which prevented it from fulfilling the request.

The following associated error is written to the P6WebAccess.html log file when this issue occurs:



The issue can be reproduced at will with the following steps:
1. Launch the P6 (web) login page
2. Enter the usernname/password and select login
3. Observe error


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