DVB radio streams don't play the first time of asking.
This occurs with DVB-T & DVB-S radio streams here.

h4. Steps to Reproduce
1. start MP
2. enter MyRadio
3. select any Radio channel
4. nothing happens
5. select any other radio channel
6. now the 2nd you selected plays normaly
7. select any other radio channel
8. all works fine
9. stop radioplayback (b)
10. continue at step 3



h4. Additional Information
Confirmed by Ronilse, infinityloop and Paranoid Delusion