I started having only 6-8 hours of run time on mine...tried a few things...nothing help...5 min trip to Verizon for a new battery and
Double the life now...
Posted from my CrackBerry at wapforums.crackberry.com
.122 was decent on battery life for me. Try reloading the OS...some people have mentioned that wiping the phone and reloading solved issues like this, must be a corrupt file on the original install or something.