from what i've heard, the rest of the band doesn't have any problems with ashlee. read this
http://www.friendsorenemies.com/web/foe/journals/TheOneAndOnlyJoeTrohman/entry/1480101/
It's Joe's blog at friendsorenemies.com. it's a few months old, but i'm pretty sure that doesn't matter.
Author's response
and you do realize how easy it is to lie over the internet, right?
you know you love me
xoxo
gossip girl