I recently installed Inv Tweaks to my B-Team pack, and assumed that was causing the crash, but after uninstalling it, the crashes continued. my crash log is here:
Client report: http://pastebin.com/C7DzScPw
Server report: http://pastebin.com/NB3YSJcY
Note: I am posting this here as there is no section for B-Team on the Bug forum