I too have this problem.
When using kdesudo halt it shuts down, takes me the grey panel, the
dots change until the last one is highlighted, but the machine does not
switch off. I then have to hold down the power off hard button to switch
off.
This problem seems to come and go. This time I cannot
Status changed to 'Confirmed' because the bug affects multiple users.
** Changed in: kde-workspace (Ubuntu)
Status: New = Confirmed
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I am having exactly the same issue, although it doesn't seem to be
related to any panel-stuff in my case. It appeared yesterday, probably
after installing updates from the last two weeks.
When attempting to shut down, nothing appears in /var/log/syslog, and no
new output is added to dmesg.
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** Package changed: ubuntu = kde-workspace (Ubuntu)
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https://bugs.launchpad.net/bugs/1000690
Title:
Kubuntu 12.04 doesn't logout/reboot/shutdown after accidentally
