Users will not go directly to your app from links associated with this path, but will see the app picker or be directed to the web browser. Once you have fixed these issues and published a new version, users need to update their app before the links will work.
Per Play Store verification:
file://.\.kmp com.tavultesoft.kmapro.MainActivity
Relates to https://github.com/keymanapp/keyman/blob/8d296568ce0a3d5a58660e51239f6cfef89c8e76/android/KMAPro/kMAPro/src/main/AndroidManifest.xml#L105-L134