Vincent, your issue is likely not this one. I think this was bug 627999. See http://kb.mozillazine.org/Command_line_arguments_(Thunderbird) for syntax.
*** This bug has been marked as a duplicate of bug 627999 *** -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/515386 Title: No attachment when Thunderbird is set as default client. To manage notifications about this bug go to: https://bugs.launchpad.net/simple-scan/+bug/515386/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs