This documents some common issues that folks have run into with the examples in this repository. A huge thank you to all those who have contributed both with issues and fixes!
Port 5000 is now in use by airplay receiver in this version of MacOS. One can only assume nobody at Apple uses Flask?
The easiest fix is to use a different port. However, you can also go into the sharing systems preference and uncheck the airplay receiver. More detail here: https://medium.com/pythonistas/port-5000-already-in-use-macos-monterey-issue-d86b02edd36c