From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.12) Gecko/20050922 Fedora/1.0.7-1.1.fc4 Firefox/1.0.7 Description of problem: Launching applications fails giving "can't create mcop directory". I could not launch, xmms among athoer apps. Permissions were correct. Version-Release number of selected component (if applicable): 1.5.0-0.1 How reproducible: Always Steps to Reproduce: 1. Launch one of the offending applications Additional info: Workaround: rpm -e --nodeps arts, download an older 1.4 rm release and install it.
please update to arts.1,5,0-0.2 from FC4-update. It should fix this problem