When Installing the Primavera P6 SDK the Error "A Newer Version of the Software Is Already Installed" Occurs (Doc ID 2154248.1)

Last updated on JUNE 27, 2016

Applies to:

Primavera P6 Professional Project Management - Version 15.2.8.0 to 16.1.0.0 [Release 15.2 to 16.1]
Information in this document applies to any platform.

Symptoms

When attempting to install the Primavera SDK after upgrading P6,
the following error occurs.

ERROR
-----------------------

A newer version of the software is already installed. Aborting.

STEPS
-----------------------
The issue can be reproduced at will with the following steps:
1. Install P6 Professional 15.2.0 x64
2. Upgrade P6 Professional 15.2.0 x64 to a newer patch version
3. Run x86\en-us\p6pro.msi to install the Primavera SDK

Cause

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