[MacPorts] #29009: port incorrectly detects some ports as uninstalled

[MacPorts]

#29009: port incorrectly detects some ports as uninstalled
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  Reporter:  vinc17@…  |      Owner:  macports-tickets@…
      Type:  defect    |     Status:  new
  Priority:  Normal    |  Milestone:
 Component:  base      |    Version:  1.9.2
Resolution:            |   Keywords:
      Port:            |
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Comment (by jmr@…):

 There isn't enough information here to be able to reproduce the issue (or
 to confirm if it's fixed.) Which is probably why it's just been sitting
 here for years. Steps to reproduce need to be provided, or the ticket just
 has to be closed.

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Ticket URL: <https://trac.macports.org/ticket/29009#comment:2>
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