Feature request

Is your feature request related to a problem? Please describe.
When we raise an internal error it may be quite some time before we get something in the dataflash log or in the mavlink stream. This makes it harder to correlate internal errors with codepaths.

Describe the solution you'd like
Emit a statustext and/or log message when we detect an internal error has

I followed the instructions on https://www.lgsvlsimulator.com/docs/build-instructions/ and when I click on the project simulator, it loaded up a black screen on the Unity Editor and I'm unable to do step 12, as this window (attached image below) won't close (but it minimizes) and it is unresponsive if I click on any options (for Simulator > Build WebUI..).

I tried creating a new project (not ad

Hello

I was going through the costmap_2d_ros.cpp file, and there is a timer with 0.1 duration, that calls movementCB function, which updates the parameters robot_stopped_ and old_pose.
On searching for these two params int he whole navigation code, I didnt find anything that uses the values of these parameters.

I was wondering what is movementCB and these parameters for?

Describe the Bug
Some of the Matlab API functions of the Supervisor return non-native Matlab array, e.g.:
https://github.com/cyberbotics/webots/blob/master/lib/controller/matlab/wb_supervisor_node_get_velocity.m#L6

Instead, their returned value should be converted to an array, e.g.:
https://github.com/cyberbotics/webots/blob/master/lib/controller/matlab/wb_supervisor_field_get_sf_vec3f.m