diff --git a/comfy/model_management.py b/comfy/model_management.py
index 840239a27..79f043419 100644
--- a/comfy/model_management.py
+++ b/comfy/model_management.py
@@ -588,6 +588,7 @@ def minimum_inference_memory():
 
 def free_memory(memory_required, device, keep_loaded=[]):
     logging.info("start to free mem")
+    import pdb; pdb.set_trace()
     cleanup_models_gc()
     unloaded_model = []
     can_unload = []