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Support Article

Unable to launch Installation and Upgrade Assistant



Unable to launch the Installation and Upgrade Assistant (IUA) Graphical User Interface (GUI) when running the command: java -jar PRPC_Setup.jar. This occurs when performing a fresh install of Pega 7.2.2 on Linux.

The following information displays in the Command Prompt:

ENV Details


-Java: 1.7

Command prompt output:

Pega 7 Platform 7.2.2


Pega-install.log file

Logger initialized
Ant basedir:/your_path/Pega722/pegaGuiInstallerTemp0
Filter: org.tp23.antinstaller.runtime.exe.LoadConfigFilter
Config loaded
Filter: org.tp23.antinstaller.runtime.exe.CreateUIFilter
Setting look and
Created UI classes
Filter: org.tp23.antinstaller.runtime.exe.PropertyLoaderFilter
Checking for predefined properties
Loading pre-defined properties from file /your_path/Pega722/
No predefined properties
Filter: org.tp23.antinstaller.runtime.exe.ExecuteRunnerFilter

Error Messages

Not applicable

Steps to Reproduce


Root Cause

A defect or configuration issue in the operating environment. The environment is not configured to run a GUI.


To launch the IUA correctly, work with Linux administrators to export the display.

Published March 17, 2018 - Updated October 8, 2020

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