ValueError: Shapes (3, ?, 1) and () are incompatible #61
Description
I'm getting this error when I run ddpg.py:
Traceback (most recent call last):
File "ddpg.py", line 162, in
playGame()
File "ddpg.py", line 52, in playGame
actor = ActorNetwork(sess, state_dim, action_dim, BATCH_SIZE, TAU, LRA)
File "/home/marmesto/DDPG-Keras-Torcs/ActorNetwork.py", line 25, in init
self.model , self.weights, self.state = self.create_actor_network(state_size, action_size)
File "/home/marmesto/DDPG-Keras-Torcs/ActorNetwork.py", line 54, in create_actor_network
V = merge([Steering,Acceleration,Brake],mode='concat')
File "/usr/local/lib/python2.7/dist-packages/keras/engine/topology.py", line 1528, in merge
name=name)
File "/usr/local/lib/python2.7/dist-packages/keras/engine/topology.py", line 1188, in init
self.add_inbound_node(layers, node_indices, tensor_indices)
File "/usr/local/lib/python2.7/dist-packages/keras/engine/topology.py", line 572, in add_inbound_node
Node.create_node(self, inbound_layers, node_indices, tensor_indices)
File "/usr/local/lib/python2.7/dist-packages/keras/engine/topology.py", line 154, in create_node
output_tensors = to_list(outbound_layer.call(input_tensors, mask=input_masks))
File "/usr/local/lib/python2.7/dist-packages/keras/engine/topology.py", line 1275, in call
return K.concatenate(inputs, axis=self.concat_axis)
File "/usr/local/lib/python2.7/dist-packages/keras/backend/tensorflow_backend.py", line 716, in concatenate
return tf.concat(axis, [to_dense(x) for x in tensors])
File "/usr/local/lib/python2.7/dist-packages/tensorflow/python/util/dispatch.py", line 180, in wrapper
return target(*args, **kwargs)
File "/usr/local/lib/python2.7/dist-packages/tensorflow/python/ops/array_ops.py", line 1297, in concat
tensor_shape.scalar())
File "/usr/local/lib/python2.7/dist-packages/tensorflow/python/framework/tensor_shape.py", line 1103, in assert_is_compatible_with
raise ValueError("Shapes %s and %s are incompatible" % (self, other))
ValueError: Shapes (3, ?, 1) and () are incompatible