xrandr: Failed to get size of gamma for output default
Screen 0: minimum 1366 x 768, current 1368 x 768, maximum 1368 x 768
default connected 1368x768+0+0 (0x139) normal (normal) 0mm x 0mm
	Identifier: 0x137
	Timestamp:  15644
	Subpixel:   horizontal rgb
	Clones:
	CRTC:       0
	CRTCs:      0
	Transform:  1.000000 0.000000 0.000000
	            0.000000 1.000000 0.000000
	            0.000000 0.000000 1.000000
	           filter:
  1366x768 (0x138)    0.0MHz
        h: width  1366 start    0 end    0 total 1366 skew    0 clock    0.0KHz
        v: height  768 start    0 end    0 total  768           clock    0.0Hz
  1368x768 (0x139)    0.0MHz *current
        h: width  1368 start    0 end    0 total 1368 skew    0 clock    0.0KHz
        v: height  768 start    0 end    0 total  768           clock    0.0Hz