Assert failing on start

[onionhammer]

Jester is making jokes at http://localhost:8080
GET /
Traceback (most recent call last)
main.nim(78) main
main.nim(56) updateLoop
asyncio.nim(631) poll
asyncio.nim(214) asyncSockHandleRead
httpserver.nim(495) :anonymous
jester.nim(429) :anonymous
jester.nim(348) handleHTTPRequest
jester.nim(249) handleRequest
jester.nim(124) statusContent
jester.nim(119) sendHeaders
jester.nim(104) trySendEx
system.nim(2555) hiddenRaiseAssert
system.nim(1844) raiseAssert
Error: unhandled exception: not j.isAsync [EAssertionFailed]
Jester finishes his performance.