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During Uninstall / Install, an error "Another installation is already in progress. Complete that installation before proceeding with this install" (Doc ID 907076.1)

Last updated on DECEMBER 18, 2018

Applies to:

Primavera Contract Management - Version 10.0 and later
Primavera P6 Enterprise Project Portfolio Management - Version 6.2 and later
All Platforms

Symptoms

During Uninstall / Install, the following error occurs: "Another installation is already in progress.  Complete that installation before proceeding with this install" Error Code 1618 A Previous install or uninstall process was abnormally terminated, and no installers are currently running

Cause

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In this Document
Symptoms
Cause
Solution
 Option 1: Temporarily Disable the Windows Installer Service and Reboot
 Option 2: Update the Registry

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