[MacPorts] #61885: cotvnc @2.2b2_1: error: unable to spawn process (No such file or directory) (was: cotvnc @2.2b2_1 failed to build on MacOS 10.15.7)

[MacPorts]

#61885: cotvnc @2.2b2_1: error: unable to spawn process (No such file or directory)
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  Reporter:  vgrebenschikov  |      Owner:  (none)
      Type:  defect          |     Status:  new
  Priority:  Normal          |  Milestone:
 Component:  ports           |    Version:  2.6.4
Resolution:                  |   Keywords:  mojave catalina bigsur
      Port:  cotvnc          |
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Changes (by ryandesign):

 * keywords:   => mojave catalina bigsur


Comment:

 We see the same on 10.14:
 https://build.macports.org/builders/ports-10.14_x86_64-builder/builds/74912/steps
 /install-port/logs/stdio

 But it builds fine for me on 10.13.

 Probably an Xcode 10-and-later issue. Maybe the well-known derived data
 path issue.

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Ticket URL: <https://trac.macports.org/ticket/61885#comment:2>
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