In OpenEdge Architect (OpenEdge release 10.x):From the main menu, select Help > Software Update > Manage Configuration > Revert to Previous.
In Progress Developer Studio for OpenEdge (OpenEdge release 11.x):When an OpenEdge service pack is installed, the new plugins will be available along with FCS and earlier service pack plugins in the %DLC%\oeide\Architect_repo folder.
1. Move the artifacts.jar and content.jar files in %DLC%\oeide\Architect_repo to a temporary folder.
2. Copy artifacts.jar and content.jar from %DLC%\SPBackup\oeide\Architect_repo and place them in %DLC%\oeide\Architect_repo.
3. Open a Proenv window.
4. Run the following command to uninstall the plugins from the newest service pack:
integrateArchitect.bat -uninstall %DLC%\oeide\eclipse
5. Run the following command to install the plugins from the backup:
integrateArchitect.bat -install "C:\Progress\OpenEdge\oeide\eclipse"