This is the pulseverbose.log for the 32bit version of Ubuntu on this
machine. It has now been a week since the 64bit Ubuntu dual-booting on
this machine last displayed sound drops.
** Attachment added: pulseverbose.log
I've been experiencing this issue and wrote about it in bug #532586.
This seems to me to be the same bug. In my case, it's only occurring
when I switch one of my 2 desktop PCs over to outputting 5.1 analog
surround sound. The other machine uses 5.1 without any problems.
On the problematic
I've been experiencing this bug as well, ever since I upgraded my
primary machine to version 10.04 some months ago. I have 2 home-built
desktop machines here - a newer one (running with an ASRock N68-S
motherboard, Athlon II X2 250 CPU and SB Audigy SE 7.1 soundcard) and a
six year old one