We'd like to help. Just to confirm, do you see any error message while opening the app? Also, let us know the device you are using. Keep us posted.
That's odd, Are you on data or WiFi? Also, you could reinstall the YouTube app and see if that helps!
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
That's odd, Are you on data or WiFi? Also, you could reinstall the YouTube app and see if that helps!