Update app.py

app.py

@@ -376,32 +376,49 @@ try:
         3. 🕸️ Builds and visualizes knowledge graphs
         4. 📊 Provides detailed analysis summaries
         
-        **Examples to try:**
-        - News articles, Wikipedia pages, or any text content
+        **Try with:** news articles, Wikipedia pages, or any text content
         """,
-        examples=[
-            ["Artificial intelligence companies like OpenAI, Google, and Microsoft are developing large language models for various applications."],
-            ["https://en.wikipedia.org/wiki/Machine_learning"],
-        ],
         theme=gr.themes.Soft(),
-        allow_flagging="never"
+        allow_flagging="never",
+        cache_examples=False  # Disable example caching to prevent startup errors
     )
     
-    if __name__ == "__main__":
-        demo.launch(mcp_server=True, share=False)
-        
 except Exception as e:
     print(f"Failed to create Gradio interface: {e}")
     # Create a simple fallback interface
     def simple_demo(text):
-        return f"Error: {e}", None, "Application failed to start properly."
+        return json.dumps({"error": f"Startup failed: {str(e)}"}), None, "Application failed to start properly."
     
     demo = gr.Interface(
         fn=simple_demo,
-        inputs="text",
-        outputs=["text", "image", "text"],
-        title="Error - Knowledge Graph Builder"
+        inputs=[gr.Textbox(label="Input", placeholder="Enter text...")],
+        outputs=[
+            gr.JSON(label="Error Output"),
+            gr.Image(label="No Image"),
+            gr.Markdown(label="Error Message")
+        ],
+        title="⚠️ Knowledge Graph Builder - Startup Error",
+        allow_flagging="never",
+        cache_examples=False
     )
-    
-    if __name__ == "__main__":
-        demo.launch(mcp_server=True, share=False)
+
+# Launch the demo
+if __name__ == "__main__":
+    try:
+        demo.launch(
+            mcp_server=True, 
+            share=False,
+            show_error=True,
+            quiet=False
+        )
+    except Exception as e:
+        print(f"Launch failed: {e}")
+        # Try without MCP server as fallback
+        try:
+            demo.launch(
+                mcp_server=False,
+                share=False,
+                show_error=True
+            )
+        except Exception as e2:
+            print(f"Complete failure: {e2}")