Please install the debugging symbols and post a backtrace, as follows (in a terminal):
$ sudo apt-get install libsimgearcore3.0.0-dbg libsimgearscene3.0.0-dbg gdb [3.0.0 is the version in official 14.04; 3.4.0 if you are using the PPA] $ gdb fgfs (gdb) set pagination 0 (gdb) run [wait for the crash - which will freeze the FlightGear window, not close it - then return to the terminal window] (gdb) bt full [post output] (gdb) quit ** Changed in: flightgear (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1394321 Title: flightgear crash by start! To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/flightgear/+bug/1394321/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs