Crash in URLConnectionState::run() while app is shutting down

[reuk]

Please see this post for an update:

Memory corruption in ListenerList class

Thanks for reporting this issue, and for your patience. We’ve been very busy with the JUCE 8 release, so we’re only just getting round to looking at some longer-standing bug reports. We’ve made a series of updates to the URLConnectionState class, which should improve stability on macOS. The first change removes code that will never be called on any of JUCE’s supported platforms: Secondly, we’ve improved thread safety in the NSURLSession-based downloader: Finally, we’ve refactored to allo…