I fixed the same problem the same way. Error in /var/log/pm-powersave.log: Running hook /usr/lib/pm-utils/power.d/wireless true: cat: /sys/class/net/wlan0/device/enabled: No such file or directory /usr/lib/pm-utils/power.d/wireless true: success.
Fix: sed -ie '/\/sys\/class\/net\/$1\/device\/enabled/ s/enabled/enable/' \ /usr/lib/pm-utils/power.d/wireless -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to pm-utils in Ubuntu. https://bugs.launchpad.net/bugs/1414110 Title: Wireless powersave doesn't work (pm-utils) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/1414110/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs