[kde-linux] Programs won't launch in kde 4.4

Kevin Krammer kevin.krammer at gmx.at
Mon Jan 18 12:49:58 UTC 2010

On Monday, 2010-01-18, Thomas Taylor wrote:
> I've been playing with kde 4.4RC1 for a few days now and am running into
> a problem.launching programs from a file manager, both krusader (2.0.0)
> and dolphin (1.4).  When I click on a file associated with some program,
> nothing happens.  If I right click on the item and choose "open with"
> and select an appropriate program, again nothing happens.
> I am able to run the programs from CLI but klauncher doesn't seem to be
> working.  I've searched through the /var/log messages but haven't seen
> anything pertinent, at least no runtime error messages.
> Programs launched from icons still work.
> I've checked the associations in "Configure Desktop > Advanced > File
> Associations" but they are all correct.
> Following a lead in a different thread I tried the following:
> laptop:/home/tom/Documents # kdeinit4
> kdeinit4: Shutting down running client.
> kdeinit4: preparing to launch /usr/lib64/libkdeinit4_klauncher.so
> klauncher(16148) kdemain: No DBUS session-bus found. Check if you have
> started the DBUS server.
> kdeinit4: Communication error with launcher. Exiting!
> ### added -
> laptop:/home/tom/Documents # service dbus start
> D-Bus already started. Not starting.
> laptop:/home/tom/Documents #
> ###

This will start the D-Bus system bus, not the D-Bus session bus required here.
Are you running that from within a desktop session of some sort? As the same 
user or as a different one?

If not you can try dbus-launch kdeinit4


Kevin Krammer, KDE developer, xdg-utils developer
KDE user support, developer mentoring
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