Does any one has manipulate question?

[hwxweweeee]

When I run the manipulate function,there is a question ,I don't know why.Who can help me?

InvalidArgumentError:  Input to reshape is a tensor with 9216 values, but the requested shape requires a multiple of 400
	 [[node primarycap_reshape_19/Reshape (defined at D:\anaconda3\lib\site-packages\tensorflow_core\python\framework\ops.py:1751) ]] [Op:__inference_keras_scratch_graph_57931]

Function call stack:
keras_scratch_graph

[rusty-tendrils]

I just removed the manipulate_latent function and it works
I don't know what it does