This bug affects me as well. In my case FF is starting but all actions like opening a new tab or requesting a web address are refering to an app crash. Solution up to now: Downgrading to FF 38.0
-- Linux Mint 13 - 32Bit, kernel 3.2.0-87, nvidia 304 graphics driver -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1471565 Title: Mint 13: Firefox 39.0 crashes right on startup To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1471565/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs