[MacPorts] #67753: "Cannot open display"

[MacPorts]

#67753: "Cannot open display"
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  Reporter:  haelen  |      Owner:  (none)
      Type:  defect  |     Status:  new
  Priority:  Normal  |  Milestone:
 Component:  ports   |    Version:  2.8.1
Resolution:          |   Keywords:
      Port:  gimp2   |
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Comment (by ryandesign):

 That means you haven't installed an X server or set it up correctly.
 Normally it should suffice to install the xorg-server port and follow the
 instructions it prints, which includes logging out and logging back in
 afterward.

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Ticket URL: <https://trac.macports.org/ticket/67753#comment:1>
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