diff --git a/flytekit/core/python_auto_container.py b/flytekit/core/python_auto_container.py
index f0163cdbf1..dfbd678fb6 100644
--- a/flytekit/core/python_auto_container.py
+++ b/flytekit/core/python_auto_container.py
@@ -339,7 +339,8 @@ def load_task(self, loader_args: List[str]) -> PythonAutoContainerTask:
         # verify the loaded_data is of the correct type
         if not isinstance(loaded_data, PickledEntity):
             raise RuntimeError(
-                "The loaded data is not of the correct type. Please ensure that the pickle file is not corrupted."
+                f"The loaded data is not of the correct type. Expected PickledEntity, found {type(loaded_data)}. "
+                f"Please ensure that the pickle file is not corrupted. Loaded data: {loaded_data}"
             )
         pickled_object: PickledEntity = loaded_data