OSGi bundles and Windows service in How Do I? Posted December 1, 2016 · Report reply On 30.11.2016 at 1:46 PM, LalitSolanki said: Hi friend, Please give more information above step-3 and where is put "step-3 (a)". In the begining of the project file created by Excelsior JET Control Panel. Quote RCP application bundle create successfully then JET required or not? JET is not required for application to run after compilation and packaging the application with Excelsior JET.