xrandr: Failed to get size of gamma for output default
Screen 0: minimum 320 x 175, current 1920 x 1200, maximum 1920 x 1200
default connected 1920x1200+0+0 0mm x 0mm
   1920x1200      50.0*
   1920x1080      51.0     52.0     53.0     54.0
   1680x1050      55.0     56.0     57.0     58.0
   1600x1200      59.0     60.0     61.0
   1600x1024      62.0
   1440x900       63.0
   1440x480       64.0
   1400x1050      65.0     66.0     67.0     68.0     69.0
   1360x768       70.0     71.0
   1280x1024      72.0     73.0     74.0
   1280x960       75.0     76.0
   1280x720       77.0     78.0
   1152x864       79.0     80.0     81.0     82.0     83.0     84.0     85.0
   1024x768       86.0     87.0     88.0     89.0     90.0     91.0     92.0
   960x720        93.0     94.0     95.0
   960x600        96.0
   960x540        97.0
   928x696        98.0     99.0
   896x672       100.0    101.0
   840x525       102.0    103.0    104.0    105.0    106.0
   832x624       107.0
   800x600       108.0    109.0    110.0    111.0    112.0    113.0    114.0    115.0    116.0    117.0
   800x512       118.0
   720x480       119.0    120.0
   720x450       121.0
   720x400       122.0
   700x525       123.0    124.0    125.0    126.0
   680x384       127.0    128.0
   640x512       129.0    130.0    131.0
   640x480       132.0    133.0    134.0    135.0    136.0    137.0    138.0    139.0
   640x400       140.0
   640x350       141.0
   576x432       142.0    143.0    144.0    145.0    146.0    147.0    148.0
   512x384       149.0    150.0    151.0    152.0    153.0
   416x312       154.0
   400x300       155.0    156.0    157.0    158.0    159.0
   360x200       160.0
   320x240       161.0    162.0    163.0    164.0
   320x200       165.0
   320x175       166.0