Exercise 4.1 cant find the urdf file

hello im in chapter 4 in drone course.
im looking for the urdf of the drone but i cant find it.

in the tutorial they said the urdf is in the package of : cvg_sim_gazebo/urdf
but there is no file like this.

can anyone help me with this?

Hello @Scotvers ,

I just checked the chapter and it’s working ok for me:

As you can see, the quadrotor_sensors.urdf.xacro file is there.