[MacPorts] #49248: mvktoolnix @7.9.0 +wxwidgets app.executable mmg does not exist

[MacPorts]

#49248: mvktoolnix @7.9.0 +wxwidgets app.executable mmg does not exist
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  Reporter:  letaage@…   |      Owner:  ryandesign@…
      Type:  defect      |     Status:  new
  Priority:  Normal      |  Milestone:
 Component:  ports       |    Version:  2.3.4
Resolution:              |   Keywords:
      Port:  mkvtoolnix  |
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Comment (by ryandesign@…):

 Replying to [ticket:49248 letaage@…]:
 > I have followed the recommendations in wiki:Migration and in
 wiki:LibcxxOnOlderSystems
 >
 > I removed all my ports with:
 >
 > {{{
 >    $ sudo port clean --all all
 > }}}

 "sudo port clean --all all" does not remove any installed ports; it just
 removes their work directories and distfiles. If you want to uninstall all
 installed ports (and you do need to do that if you've switched from
 libstdc++ to libc++), you need to run "sudo port uninstall installed".

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Ticket URL: <https://trac.macports.org/ticket/49248#comment:3>
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