It seems setting `immediate: true` relably creatse a fatal error: ``` $this->channel()->publish( $this->serializer->serialize($message->payload), headers: $headers, routingKey: $routingKey, mandatory: true, immediate: true, ); ``` ``` PHP Fatal error: Uncaught TypeError: Bunny\Connection::awaitConnectionCloseOk(): Return value must be of type Bunny\Protocol\MethodConnectionCloseOkFrame, null returned in /app/vendor/bunny/bunny/src/Connection.php:459 Stack trace: #0 /app/vendor/bunny/bunny/src/Connection.php(400): Bunny\Connection->awaitConnectionCloseOk() #1 /app/vendor/bunny/bunny/src/Connection.php(95): Bunny\Connection->connectionClose(320, 0, 0, 'Connection clos...') #2 /app/vendor/bunny/bunny/src/Connection.php(111): Bunny\Connection->disconnect(320, 'Connection clos...') #3 /app/vendor/bunny/bunny/src/Connection.php(80): Bunny\Connection->onFrameReceived(Object(Bunny\Protocol\MethodConnectionCloseFrame)) #4 /app/vendor/evenement/evenement/src/EventEmitterTrait.php(143): Bunny\Connection->{closure:Bunny\Connection::__construct():62}('\x01\x00\x00\x00\x00\x00+\x00\n\x002\x02\x1C N...') #5 /app/vendor/react/stream/src/Util.php(71): Evenement\EventEmitter->emit('data', Array) #6 /app/vendor/evenement/evenement/src/EventEmitterTrait.php(143): React\Stream\Util::{closure:React\Stream\Util::forwardEvents():70}('\x01\x00\x00\x00\x00\x00+\x00\n\x002\x02\x1C N...') #7 /app/vendor/react/stream/src/DuplexResourceStream.php(209): Evenement\EventEmitter->emit('data', Array) #8 /app/vendor/react/event-loop/src/StreamSelectLoop.php(246): React\Stream\DuplexResourceStream->handleData(Resource id #2346) #9 /app/vendor/react/event-loop/src/StreamSelectLoop.php(213): React\EventLoop\StreamSelectLoop->waitForStreamActivity(59955239) #10 /app/vendor/react/event-loop/src/Loop.php(250): React\EventLoop\StreamSelectLoop->run() #11 /app/vendor/react/async/src/SimpleFiber.php(61): React\EventLoop\Loop::run() #12 [internal function]: React\Async\SimpleFiber::{closure:React\Async\SimpleFiber::suspend():61}() #13 /app/vendor/react/async/src/SimpleFiber.php(66): Fiber->resume() #14 [internal function]: React\Async\SimpleFiber::{closure:React\Async\SimpleFiber::suspend():63}() #15 {main} thrown in /app/vendor/bunny/bunny/src/Connection.php on line 459 ~ ```