Hello, i use tensorflow-gpu==2.4.1, keras==2.2.4 ,but have the following error in load_model:

[191334391]

Traceback (most recent call last):
File "data_visualization.py", line 65, in
model = keras.models.load_model(args.model, custom_objects=backbone.custom_objects)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/saving.py", line 419, in load_model
model = _deserialize_model(f, custom_objects, compile)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/saving.py", line 225, in _deserialize_model
model = model_from_config(model_config, custom_objects=custom_objects)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/saving.py", line 458, in model_from_config
return deserialize(config, custom_objects=custom_objects)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/layers/init.py", line 55, in deserialize
printable_module_name='layer')
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/utils/generic_utils.py", line 145, in deserialize_keras_object
list(custom_objects.items())))
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/network.py", line 1022, in from_config
process_layer(layer_data)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/network.py", line 1008, in process_layer
custom_objects=custom_objects)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/layers/init.py", line 55, in deserialize
printable_module_name='layer')
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/utils/generic_utils.py", line 147, in deserialize_keras_object
return cls.from_config(config['config'])
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/base_layer.py", line 1109, in from_config
return cls(**config)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/legacy/interfaces.py", line 91, in wrapper
return func(*args, **kwargs)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/engine/input_layer.py", line 87, in init
name=self.name)
File "/home/sunzong/anaconda3/envs/acrfnet04/lib/python3.6/site-packages/keras/backend/tensorflow_backend.py", line 517, in placeholder
x = tf.placeholder(dtype, shape=shape, name=name)
AttributeError: module 'tensorflow' has no attribute 'placeholder'

[nacayu]

you can following this steps, it might be tf version problem

[191334391]

thank you , I fix this error , but have the next error:

XXX lineno: 75, opcode: 0
Traceback (most recent call last):
File "data_visualization.py", line 129, in
main()
File "data_visualization.py", line 65, in main
model = keras.models.load_model(args.model, custom_objects=backbone.custom_objects)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\saving.py", line 419, in load_model
model = _deserialize_model(f, custom_objects, compile)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\saving.py", line 225, in deserialize_model
model = model_from_config(model_config, custom_objects=custom_objects)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\saving.py", line 458, in model_from_config
return deserialize(config, custom_objects=custom_objects)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\layers_init.py", line 55, in deserialize
printable_module_name='layer')
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\utils\generic_utils.py", line 145, in deserialize_keras_object
list(custom_objects.items())))
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\network.py", line 1032, in from_config
process_node(layer, node_data)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\network.py", line 991, in process_node
layer(unpack_singleton(input_tensors), **kwargs)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\base_layer.py", line 457, in call
output = self.call(inputs, **kwargs)
File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\layers\core.py", line 687, in call
return self.function(inputs, **arguments)
File "../ssnn/model/architectures/vggmax.py", line 75, in func
SystemError: unknown opcode

[nacayu]

python version error. because your checkpoint is trained based on python3.5, so you should change python version to 3.5 intead of 3.6

[nacayu]

thank you , I fix this error , but have the next error:

XXX lineno: 75, opcode: 0 Traceback (most recent call last): File "data_visualization.py", line 129, in main() File "data_visualization.py", line 65, in main model = keras.models.load_model(args.model, custom_objects=backbone.custom_objects) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\saving.py", line 419, in load_model model = deserialize_model(f, custom_objects, compile) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\saving.py", line 225, in deserialize_model model = model_from_config(model_config, custom_objects=custom_objects) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\saving.py", line 458, in model_from_config return deserialize(config, custom_objects=custom_objects) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\layers__init.py", line 55, in deserialize printable_module_name='layer') File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\utils\generic_utils.py", line 145, in deserialize_keras_object list(custom_objects.items()))) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\network.py", line 1032, in from_config process_node(layer, node_data) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\network.py", line 991, in process_node layer(unpack_singleton(input_tensors), **kwargs) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\engine\base_layer.py", line 457, in call output = self.call(inputs, **kwargs) File "C:\Users\sunheng.conda\envs\crfnet_new\lib\site-packages\keras\layers\core.py", line 687, in call return self.function(inputs, **arguments) File "../ssnn/model/architectures/vggmax.py", line 75, in func SystemError: unknown opcode

https://blog.csdn.net/Sarah_LZ/article/details/86526968
this may help you