ASSERT: Make sure you have a domain and at least 1 app ASSERT: Make sure you have OpenShift Explorer opened and your user unfolded (so that it shows your app(s) in the tree EXEC: Choose Delete Domain from the context menu and check force applications deletion ASSERT: you'll notice a job in the status bar "Deleting OpenShift Domain..." EXEC: close OpenShift Explorer & reopen it again (before the job is finished!) Result: You get an error about the widget being disposed: