Join-time connections and connections generated by the old KCC may plausibly trigger an exception.
Created attachment 12508 [details]
Patch for 4.5
Assigning to Karolin for inclusion in v4-5-test.
(In reply to Garming Sam from comment #2)
Pushed to autobuild-v4-5-test.
(In reply to Karolin Seeger from comment #4)
Pushed to v4-5-test.
Closing out bug report.