ASSERT: make sure that you have an Eclipse WITHOUT a settings for the openshift binary "oc" (preferences > OpenShift 3 > oc excutable location) ASSERT: make sure that you have an oc binary on your machine ASSERT: make sure that you have an application running in OpenShift and the source for it imported to your workspace EXEC: in OpenShift Explorer: pick "Server Adapter..." for your application ASSERT: server adapter shows up with a warning about a missing required oc binary EXEC: in the Server adapter wizard: hit the "configure" link in the warning EXEC: set the "oc executable location" and confirm the preferences change ASSERT: you're back in the server adapter wizard Result: The wizard still shows the warning even though I corrected the problem (provided the path to the oc binary) Expected result: The wizard should not show the warning any more