[MacPorts] #48690: Upgrading "guile18" fails

[MacPorts]

#48690: Upgrading "guile18" fails
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  Reporter:  dave@…   |      Owner:  macports-tickets@…
      Type:  defect   |     Status:  new
  Priority:  Normal   |  Milestone:
 Component:  ports    |    Version:  2.3.3
Resolution:           |   Keywords:
      Port:  guile18  |
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Comment (by codefisher):

 I am still getting this error, 4 years later, my error log has exactly the
 same as @ryandesign posted, even the line numbers are are the same.  Is
 there any possibility of a fix?  I am trying to install lilypond.

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Ticket URL: <https://trac.macports.org/ticket/48690#comment:6>
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