Use the default port and address

app.py

@@ -25,4 +25,5 @@ label = gr.outputs.Label()
 examples = ['dog.jpg', 'dog2.jpg', 'cat.jpg', 'cat2.jpg']
 
 intf = gr.Interface(fn=classify_image, inputs=image, outputs=label, examples=examples)
-intf.launch(inline=False, server_name="0.0.0.0", server_port=3000)
+intf.launch(inline=False)
+