all stuff for icons/themes has to be put into a local folder of your session /home/name/.icons (create a hidden folder .icons)
why to put icons theme in systeme disk. On my own elementary i have all systeme folders untouchable, why to play the guy who want to do all stuff in the systeme folders. Don't touch them, you are not experienced,proof : you don't ...
There are a number of reported issues relating to blocking apps but they do not exactly match yours. You can report your issue at https://github.com/elementary/switchboard-plug-parental-controls/issues. Please make sure you give full details regarding which version of elementary you are using and any other relevant info. Hopefully we can get this working ...
Thanks a lot for this tip.
However to get ACPI part working, I needed to add %e in event file, like:
Would probably be interesting to trigger hibernate on battery low power