Ubuntu
sudo package

  1. Bug #370607
  2. Comment #7

Comment 7 for bug 370607

Revision history for this message
Martin Pitt (pitti) wrote :

So without xhost you get

  XOpenDisplay(NULL) = NULL

This is usually what happens if you do

  DISPLAY= ltrace xdpyinfo

However, $DISPLAY is correct here. Can you test whether "xauth list" and "sudo xauth list" show the same values, or if the ones from sudo xauth are missing?