No sound after startup, have to alsa force-reload

The most complete answer I've found around is this one

http://itsfoss.com/fix-sound-ubuntu-1304-quick-tip/

I've a motherboard ASUS P8H77-M PRO and the third hint worked for me.

I recently updated Ubuntu and I had the same problem. I read many post on the subject, but I couldn't find a solution.

Finally I saw that when I restarted alsa, it killed timidity. So I disabled the service using the following command and bingo!

systemctl disable timidity