Ideally terminator by clicking on the red icon:

Note You can drag terminator to your taskbar.
Find it first at menu->System Tools->Terminator
Change to the docker folder via the cd command: cd src/arm_gazebo/docker/

Ensure you have the run.bash executable via the ls command:

Execute the run.bash command via ./

After this command, gazebo should run (if it doesn’t do: Ctrl+C and try again):
