emacs-app-devel: The application "Finder" does not have permission to open "(null)"

[kresdjan (christian)]

When compiling emacs-app-devel it completes without errors. But Emacs.app can't open, resulting in The application "Finder" does not have permission to open "(null)". Though the Emacs executable in /Applications/MacPorts/Emacs.app/Contents/MacOS/Emacs does launch Emacs from the Terminal.

port command and variants used to install.

sudo port install emacs-app-devel +xwidgets +nativecomp +treesitter +imagemagick

Platform information.

$ port version
  Version: 2.10.4

$ sw_vers 
ProductName:		macOS
ProductVersion:		15.1
BuildVersion:		24B83

$ system_profiler SPHardwareDataType
  Hardware:

    Hardware Overview:

      Model Name: iMac
      Model Identifier: iMac19,1
      Processor Name: 6-Core Intel Core i5
      Processor Speed: 3 GHz
      Number of Processors: 1
      Total Number of Cores: 6
      L2 Cache (per Core): 256 KB
      L3 Cache: 9 MB
      Memory: 40 GB
      System Firmware Version: 2069.0.0.0.0
      OS Loader Version: 582~2132
      SMC Version (system): 2.46f12
      Serial Number (system): XXXXXXXXXXXX
      Hardware UUID: XXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX
      Provisioning UDID: XXXXXXX-XXXX-XXXX-XXXX-XXXXXXXXXXXX

[kresdjan (christian)]

Screenshot

[kresdjan (christian)]

What appears to be the same issue was posted on d12frosted Emacs+ Github with a fix/workaround ​https://github.com/d12frosted/homebrew-emacs-plus/issues/742#issuecomment-2449092291.