Update app.py

app.py

@@ -1,4 +1,11 @@
+# Import required environment settings before any other imports
 import os
+import sys
+
+# Set environment variable to prevent PyTorch custom class loading issues
+os.environ["PYTORCH_DISABLE_CUSTOM_CLASS_LOADING"] = "1"
+
+# Now import streamlit and other dependencies
 import streamlit as st
 from chroma_operations.ingestion import ingest
 from rag import ask_question
@@ -286,4 +293,4 @@ with tab3:
                 else:
                     st.info("No files to delete.")
             except Exception as e:
-                st.error(f"Error during bulk deletion: {e}")
+                st.error(f"Error during bulk deletion: {e}")