min_ios_version_supported

Defines the minimum supported iOS version. Duh.

Comes from the Podfile, but then comes From this pod helper file

But then that comes from this constants helper file - at the moment this is 15.1

See Stack Overflow answer about this variable

undefined local variable min_ios_version_supported

Probably means you're missing the helpers. Probably means you need to reinstall the Node packages.

Probably means npm install