Error: Dimension 0 in both shapes must be equal, but are 5 and 6. Shapes are [5,5] and [6,6]. for 'concat_4' (op: 'ConcatV2') with input shapes: [?,512,5,5], [?,512,6,6], [] and with computed input tensors: input[2] = <1>.
Traceback (most recent call last):
这是什么问题