Why is the version of my Kera 2.24 wrong?

[WeiYangBin]

import pydot
from keras.utils.vis_utils import plot_model

model_vqa = get_VQA_model(VQA_model_file_name, VQA_weights_file_name)

plot_model(model_vqa, to_file='images/model_vqa.png')

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ValueError Traceback (most recent call last)

in () 2 from keras.utils.vis_utils import plot_model 3 ----> 4 model_vqa = get_VQA_model(VQA_model_file_name, VQA_weights_file_name) 5 6 plot_model(model_vqa, to_file='images/model_vqa.png') in get_VQA_model(VQA_model_file_name, VQA_weights_file_name) 1 def get_VQA_model(VQA_model_file_name, VQA_weights_file_name): 2 ----> 3 vqa_model = model_from_json(open(VQA_model_file_name).read()) 4 vqa_model.load_weights(VQA_weights_file_name) 5 vqa_model.compile(loss='categorical_crossentropy', optimizer='rmsprop') /usr/local/lib/python3.6/dist-packages/keras/engine/saving.py in model_from_json(json_string, custom_objects) 490 config = json.loads(json_string) 491 from ..layers import deserialize --> 492 return deserialize(config, custom_objects=custom_objects) 493 494 /usr/local/lib/python3.6/dist-packages/keras/layers/__init__.py in deserialize(config, custom_objects) 53 module_objects=globs, 54 custom_objects=custom_objects, ---> 55 printable_module_name='layer') /usr/local/lib/python3.6/dist-packages/keras/utils/generic_utils.py in deserialize_keras_object(identifier, module_objects, custom_objects, printable_module_name) 143 config['config'], 144 custom_objects=dict(list(_GLOBAL_CUSTOM_OBJECTS.items()) + --> 145 list(custom_objects.items()))) 146 with CustomObjectScope(custom_objects): 147 return cls.from_config(config['config']) /usr/local/lib/python3.6/dist-packages/keras/engine/sequential.py in from_config(cls, config, custom_objects) 298 for conf in layer_configs: 299 layer = layer_module.deserialize(conf, --> 300 custom_objects=custom_objects) 301 model.add(layer) 302 if not model.inputs and build_input_shape: /usr/local/lib/python3.6/dist-packages/keras/layers/__init__.py in deserialize(config, custom_objects) 53 module_objects=globs, 54 custom_objects=custom_objects, ---> 55 printable_module_name='layer') /usr/local/lib/python3.6/dist-packages/keras/utils/generic_utils.py in deserialize_keras_object(identifier, module_objects, custom_objects, printable_module_name) 136 if cls is None: 137 raise ValueError('Unknown ' + printable_module_name + --> 138 ': ' + class_name) 139 if hasattr(cls, 'from_config'): 140 custom_objects = custom_objects or {} ### ValueError: Unknown layer: Merge

[WeiYangBin]

Solve 👍 : Version changed to 2.1