In order to avoid NPE during removeServlet(), we have to fix it in Pax Web 1.1.x branch and upgrade to 1.1.2.
NPE during webconsole startup
I made the fix on Pax Web 1.1.x branch. Waiting for the release, I upgraded to Pax Web 1.1.2-SNAPSHOT (revision 1176707).
Karaf 3.0 will be on Pax Web 2.x