01-18 12:11:15.034 D/ViewRootImpl[Settings$DisplaySettingsActivity]( 1058): updatePointerIcon called with position out of bounds
01-18 12:11:15.044 E/Lights Hal( 629): write_int failed to open /sys/class/backlight/backlight/brightness
01-18 12:11:15.044 E/Lights Hal( 629): write_int failed to open /sys/class/backlight/rk28_bl/brightness