If you're still having problems make sure you're using the latest operating system on your mobile device and running the latest version of our app. You could also try deleting your ÃÛÑ¿´«Ã½ app and reinstalling it.
For guidance on how to do this for ÃÛÑ¿´«Ã½ iPlayer Apps check:
How do I install and uninstall the ÃÛÑ¿´«Ã½ iPlayer App on my mobile device?