Update app.py

app.py

@@ -730,14 +730,14 @@ with gr.Blocks(theme=gr.themes.Default()) as demo:
     process_button.click(
         handle_pdf_process,
         inputs=[pdf_input, format_type, context_size],
-        outputs=dict(
-            progress_status=progress_status,
-            processed_text=processed_text,
-            pdf_content=pdf_content,
-            snippets=snippets,
-            snippet_selector=snippet_selector,
-            download_files=download_files
-        )
+        outputs=[  # List of outputs, not dict
+            progress_status,
+            processed_text,
+            pdf_content,
+            snippets,
+            snippet_selector,
+            download_files
+        ]
     )
 
     generate_prompt_btn.click(