xrandr: Failed to get size of gamma for output default
Screen 0: minimum 2960 x 1050, current 2960 x 1050, maximum 2960 x 1050
default connected 2960x1050+0+0 (0x281) normal (normal) 0mm x 0mm
	Identifier: 0x280
	Timestamp:  193338969
	Subpixel:   unknown
	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: 
  2960x1050 (0x281)  155.4MHz *current
        h: width  2960 start    0 end    0 total 2960 skew    0 clock   52.5KHz
        v: height 1050 start    0 end    0 total 1050           clock   50.0Hz