Update app.py

app.py

@@ -280,15 +280,15 @@ with gr.Blocks(title="Enhanced RAG Chatbot") as demo:
             download_file = gr.File(label="Download")
         
         with gr.Column(scale=2):
-            # ChatInterface - REMOVED type="messages" parameter
+            # Simplified ChatInterface compatible with Gradio 4.44.1
             chat_interface = gr.ChatInterface(
                 fn=chat,
                 chatbot=gr.Chatbot(height=500, label="Conversation"),
-                textbox=gr.Textbox(label="Ask a question", placeholder="Type your question here...", lines=2),
-                submit_btn="Ask",
-                retry_btn=None,
-                undo_btn=None,
-                clear_btn="Clear Chat"
+                textbox=gr.Textbox(
+                    label="Ask a question", 
+                    placeholder="Type your question here...", 
+                    lines=2
+                )
             )
     
     # Process files