Can't turn screen on after long inactivity

Proyecto:Trisquel
Versión:8.0
Componente:Gnome
Categoría:informe de fallo
Prioridad:critical
Asignado:llz
Estado:active
Descripción

After a long period of inactivity (after screensaver turns off and display turns off) like 1 hour, I can't wake him up with IO devices (mouse / keyboard). I have to restart the machine.