With Gazebo running example.world, player chokes on loading gazebo.cfg, stating "Couldn't find driver "gz_sim".

I followed the advice given to a user with a similar problem [1], which was to replace all "gz_*" instances with "gazebo," but this did not fix it.

Cheers,
Brian Mingus

[1] http://www.nabble.com/Couldn%27t-find-driver-%22gz_sim%22-tf1850022.html#a5050497