We're all using macOS in my company and after three to five minutes of using james-proxy with https the following error occurs:

Error: socket hang up
at createHangUpError (_http_client.js:302:15)
at Socket.socketOnEnd (_http_client.js:394:23)
at emitNone (events.js:91:20)
at Socket.emit (events.js:188:7)
at endReadableNT (_stream_readable.js:975:12)
at _combinedTickCallback (internal/process/next_tick.js:80:11)
at process._tickDomainCallback (internal/process/next_tick.js:128:9)

Kind Regards
Joshua