diff --git a/langchain/callbacks/manager.py b/langchain/callbacks/manager.py
index 2069195f..2c935003 100644
--- a/langchain/callbacks/manager.py
+++ b/langchain/callbacks/manager.py
@@ -238,6 +238,8 @@ async def _ahandle_event_for_handler(
         else:
             logger.warning(f"Error in {event_name} callback: {e}")
     except Exception as e:
+        if handler.raise_error:
+            raise e
         logger.warning(f"Error in {event_name} callback: {e}")