--- a/net/server_epoll.lua	Thu Aug 18 16:46:20 2016 +0200
+++ b/net/server_epoll.lua	Thu Aug 18 16:48:16 2016 +0200
@@ -377,6 +377,7 @@
 		if not conn then
 			self:on("disconnect", err);
 			self:destroy();
+			return conn, err;
 		end
 		conn:settimeout(0);
 		self.conn = conn;