Fixed #93: Don't try to send disconnect if it never connected

daphne/http_protocol.py

@@ -190,6 +190,8 @@ class WebRequest(http.Request):
         Sends a disconnect message on the http.disconnect channel.
         Useful only really for long-polling.
         """
+        # If we don't yet have a path, then don't send as we never opened.
+        if self.path:
             try:
                 self.factory.channel_layer.send("http.disconnect", {
                     "reply_channel": self.reply_channel,