network map tries to load the js.map (can be seen as 404 in the browser)
reduce size of network map a bit so that it fits
sort devices by node ID so that the sequence is correct. If you currently refresh a device it is removed and added again, jumping to the end of the list although it might have a lower node ID
disable the source node of an association in the target node select list (associations in the same node don't make sense)