PC does not awake from standby mode - Ask Ubuntu


following happens since update 14.04lts 16.04lts. after time of keyboard/mouse inactivity pc turn "standby/sleep" mode (screens turns black) pretty normal. since update pc not want wake after moving mouse of pressing keys. screen remains black , there not other way work pc power off , power on again. of course losing data of files open. knows how change setting?

first step turn off suspend when inactive option in 'system settings'. later no files open experiment suspend/resume feature analyzing error logs /var/log/syslog. sorry can't type real answer phone. . short commentary.


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