Alexandre Prokoudine wrote:
What details do you need to know to figure out what's wrong?"dispcal -D2" output.
Actually, just reading the usage response was enough:
Checking XRandR 1.2 VideoLUT access XRandR 1.2 is faulty - falling back to older extensions get_displays checking for Xinerama Display 0 name = ':0.0' Calibrate a Display, Version 1.0.3 Author: Graeme W. Gill, licensed under the GPL Version 3 Diagnostic: Output filname parameter not found
usage: dispcal [options] outfile -v [n] Verbose mode -display displayname Choose X11 display name -d n[,m] Choose the display n from the following list (default 1) Optionally choose different display m for VideoLUT access
Incorrect usage. You need to supply a calibration filename. Graeme Gill.