From: john@building-m.simplistic-anti-spam-measure.net   
      
   The Incredible Bulk  writes:   
      
   > John wrote:   
   >> John  writes:   
   >>   
   >>> The Incredible Bulk  writes:   
   >>>   
   >>>> John wrote:   
   >>>>> The Incredible Bulk  writes:   
   >>>>>   
   >>>>>> I am trying to use unclutter on bookworm with the official 7"   
   touchscreen.   
   >>>>>>   
   >>>>>> However I get unclutter: could not open display   
   >>>>> How and when are you running the command?   
   >>>>> john   
   >>>>>   
   >>>>   
   >>>> At the mmoment just from the command line to test it out   
   >>>   
   >>>  From the command line... in a terminal emulator inside X? Because if   
   >>> you're ssh'd in you'll need to tell it which display to talk to, e.g.   
   >>> DISPLAY=0 unclutter   
   >>>   
   >>> john   
   >> This should, of course, be   
   >> DISPLAY=:0 unclutter   
   >> Mea culpa.   
   >> john   
   >>   
   > The problem is I do not know what the value for display=: should be as   
   > 0 does not work (display not found) and all other numbers produce the   
   > same result   
      
   If you are running X, it's almost certainly :0   
      
   If you're not running X, what do you expect this X program to do when   
   you run it?   
      
   n.b. it *must* be DISPLAY=:0, not display=:0   
      
   john   
      
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