For more information about removing P6 EPPM 7.0 or Later Applications from WebSphere, see the app
To delete P6 EPPM applications from WebSphere:
Start the WebSphere Application Server.
Launch the WebSphere Application Server Administrative Console.
On the Administrative Console Main screen:
In the left-hand navigation, expand Applications.
Click WebSphere enterprise applications.
Select the option next to the application(s) you want to uninstall.
Click Uninstall.
In the message or in the task menu, click Save .
On the Save to Master Configuration screen, click Save.
If you will use the same home directory for the new deployments, delete the existing WAR or EAR file from that directory to avoid conflict with the new files.