[MacPorts] #49233: selfupdate fails with "Failed to verify signature for MacPorts source"

[MacPorts]

#49233: selfupdate fails with "Failed to verify signature for MacPorts source"
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  Reporter:  n.gilbert@…     |      Owner:  admin@…
      Type:  defect          |     Status:  new
  Priority:  High            |  Milestone:
 Component:  server/hosting  |    Version:  2.3.3
Resolution:                  |   Keywords:
      Port:                  |
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Comment (by macubergeek@…):

 Just did port selfupdate and had this error like many before me:
 Error: Failed to verify signature for MacPorts source!
 Please run `port -v selfupdate' for details.
 Error: /opt/local/bin/port: port selfupdate failed: Failed to verify
 signature for MacPorts source!

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Ticket URL: <https://trac.macports.org/ticket/49233#comment:119>
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