All sorted now. I went on Apple Support and it recommended that I hold down the Sleep/Wake button with the Home button for 10 seconds. This reboots the phone. I hadn't turned the phone off since the new software install.
I've connected it back up to the headunit and have been blasting out Dire Straits!!
8) 8) 8)
I've connected it back up to the headunit and have been blasting out Dire Straits!!
8) 8) 8)