gazebo fail on launching empty world [closed]

edit

the launching roslaunch gazebo_worlds empty_world.launch runs the gzserver but gzserver could not open, it get close as soon as it get open

it show the terminal window as follow

Qt has caught an exception thrown from an event handler. Throwing exceptions from an event handler is not supported in Qt. You must reimplement QApplication::notify() and catch all exceptions there.

terminate called after throwing an instance of gazebo::common::Exception

Aborted (core dumped)
[gazebo_gui-3] process has died [pid 3323, exit code 134, cmd /opt/ros/groovy/stacks/simulator_gazebo/gazebo/scripts/gui __name:=gazebo_gui __log:=/home/udayraj/.ros/log/b13cb194-ac63-11e2-affc-03c078ed64ec/gazebo_gui-3.log].
log file: /home/udayraj/.ros/log/b13cb194-ac63-11e2-affc-03c078ed64ec/gazebo_gui-3*.log