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P6 Professional is Unable to Connect to the Database After TLS is Disabled on the Workstations (Doc ID 2672830.1)

Last updated on MARCH 20, 2024

Applies to:

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

Symptoms

ACTUAL BEHAVIOR

After disabling TLS 1.0, 1.1, and 1.2 on the P6 Professional workstations, users are no longer able to successfully login when using a Microsoft SQL Server database.

EXPECTED BEHAVIOR

Users to be able to successfully login to P6 Professional.

The issue can be reproduced at will with the following steps:

  1. Disable all TLS on the workstation.
  2. Attempt to login to P6 Professional.
  3. The user will get the 'Unable to connect to the database' message.

Changes

 TLS was completely disabled on the client workstations.

Cause

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