[MacPorts] #39875: after port selfupdate every install or upgrade fails

[MacPorts]

#39875: after port selfupdate every install or upgrade fails
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  Reporter:  claus.klein@…  |      Owner:  macports-tickets@…
      Type:  defect         |     Status:  new
  Priority:  Normal         |  Milestone:
 Component:  ports          |    Version:  2.2.0
Resolution:                 |   Keywords:
      Port:                 |
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Comment (by cal@…):

 Is your MacPorts prefix a symlink, or any of the directories below it,
 e.g. `$prefix/var/macports/build`? If yes, see #39850 for a description
 and a possible workaround until a fix is released.

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Ticket URL: <https://trac.macports.org/ticket/39875#comment:3>
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