I just upgraded to Kubuntu 13.04 and got the same bug. Commenting out the last line from /etc/acpi/powerbtn.sh worked for me: #/sbin/shutdown -h now "Power button pressed"
Now my laptop (Samsung RF511) goes to sleep as desired, when power button is pressed. Thanks! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1124149 Title: Kubuntu 13.04 power button always turn off system To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/kde-workspace/+bug/1124149/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs