In Boulder on my mac I noticed the HAPI editor panel sometimes flips over to the wrong server, when editing a URI. For example, load up a .vap that uses the beanstalk server. Edit the URI, and sometimes my temp sensors URI replaces the beanstalk URI. This was with v2018a_6.
This is fixed, by carefully reviewing thread usage, and making sure all GUI changes are made on the event thread.
Diff:
This bug remains. The procedure to get it to show is something like:
Here is an animated gif.