Try to add spam/nospam icons through antispam wizard. It would be best to do it on new user, if you used antispam in the past. The wizard should create ActionList: toolbar_filter_actions in kmail_parts. This is the thing that is causing problems, at least for me.
-- Kontact toolbar messed up when using ActionList https://launchpad.net/bugs/76417 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs