http://osdir.com/ml/emacs.jdee/2007-07/msg00008.html - Subject: ede-save-cache: Buffer is read-only: # A new problem: After just upgrading JDE, ecb, and CEDET whenever I try to quit emacs (even if I never opened a file to edit) I get: ede-save-cache: Buffer is read-only: # There is this buffer .projects.ede that I can't get rid of. - Can resolve as the following sudo rm ~/.projects.ede In my case,