Linux, (umbuntu), latest version, I have sound on my system, i can play cds,...

[peepssmile]

...and streaming music sites, but>>> But no noise of any sort from latest version of flash player... Nothing... How do I fix this. It plays Youtube movies just no sound.
I need it explained in simple terms... Coz i have been a windows user...
Apart from this, linux been working great
Ihave had linux installed 1day
and this is my 1st problem,,,
ohhh ty all for any help....
ok did what you said and tested, no sound. I have linux set to multi channel device and this tests fine. But still no sound from flash.....
Thank you for help so far