Fixed topic gc bug

src/Http/Middleware/ResponseMiddleware.php

@@ -55,6 +55,7 @@ class ResponseMiddleware
                 if ($t instanceof SecurityException) {
                     return Response::plaintext("Access Denied")->withStatus(Response::STATUS_UNAUTHORIZED);
                 }
+                $this->logger->warning(get_class($t).": ".$t->getMessage(), [ 'file'=>$t->getFile(), 'line'=>$t->getLine() ]);
                 return Response::plaintext("500: Internal Server Error (".$t->getMessage().")\n")->withStatus(500);
             }
         )->then(