FAQ.md

Frequently Asked Questions

I receive the error "TypeError: 'instancemethod' object has no attribute 'getitem'" in the agent navigation

This issue is most likely caused by an outdated version of the Python Networkx package. Please remove the current installation (e.g. sudo apt-get remove python-networkx) and install it using "pip install --user networkx==2.2".

No scenario visible and I receive the message "No more scenarios .... Exiting"

In case you receive the following output

Preparing scenario: FollowLeadingVehicle_1
ScenarioManager: Running scenario FollowVehicle
Resetting ego-vehicle!
Failure!
Resetting ego-vehicle!
ERROR: failed to destroy actor 527 : unable to destroy actor: not found
No more scenarios .... Exiting

and you see nothing happening, it is most likely due to the fact, that you did not launch a program to control the ego vehicle. Run for example manual_control.py, and you should now see something happening.

Scenario Runner exits with error when using --debug commandline parameter

In case you receive the following output

UnicodeEncodeError: 'ascii' codec can't encode character '\u2713' in position 58: ordinal not in range(128)

Please set environment variable

PYTHONIOENCODING=utf-8