diff --git a/GeoffreyBot/util.py b/GeoffreyBot/util.py
index f4ed828..e034c33 100644
--- a/GeoffreyBot/util.py
+++ b/GeoffreyBot/util.py
@@ -36,7 +36,7 @@ async def run_command(ctx, base_url, api_token, request_type, command, errors=No
 
     if "error" in json:
         error_name = json["error"]
-        if error_name in errors:
+        if (errors is not None) and (error_name in errors):
             msg = errors[error_name]
         elif error_name in default_error_messages:
             msg = default_error_messages[error_name]