Github user zentol commented on the issue:
I don't think fixes the reported issue. The supplied stacktrace shows that
the exception is thrown in a TreeMap, in the AccRegistry we however only deal
with HashMaps. The histograms internally have a TreeMap however.
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at infrastruct...@apache.org or file a JIRA ticket