run error

[bmj524]

I ran command python ./dogfacenet/dogfacenet.py with environment ubuntu 18.04.2 LTS, python 3.6.8, and tensorflow 1.13.1.

And I got this error. I don't have any idea to fix this error and why this error show up.

Traceback (most recent call last): File "./dogfacenet/dogfacenet.py", line 219, in validation_steps=VALIDATION_STEPS)] File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/engine/training.py", line 1426, in fit_generator initial_epoch=initial_epoch) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/engine/training_generator.py", line 177, in model_iteration batch_data = _get_next_batch(output_generator, mode) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/engine/training_generator.py", line 258, in _get_next_batch generator_output = next(output_generator) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/utils/data_utils.py", line 767, in get six.reraise(sys.exc_info()) File "/home/aji3rang/.local/lib/python3.6/site-packages/six.py", line 696, in reraise raise value File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/utils/data_utils.py", line 743, in get inputs = self.queue.get(block=True).get() File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/multiprocessing/pool.py", line 644, in get raise self._value File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/multiprocessing/pool.py", line 119, in worker result = (True, func(args, **kwds)) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/utils/data_utils.py", line 680, in next_sample return six.next(_SHARED_SEQUENCES[uid]) File "/home/aji3rang/dognet/DogFaceNet/dogfacenet/online_training.py", line 329, in online_adaptive_hard_image_generator steps=int(np.ceil(len(subfilenames)/32))) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/engine/training.py", line 1536, in predict_generator verbose=verbose) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/engine/training_generator.py", line 171, in model_iteration model.reset_metrics() File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/engine/training.py", line 1119, in reset_metrics m.reset_states() File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/metrics.py", line 460, in reset_states K.set_value(v, 0) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/keras/backend.py", line 2847, in set_value get_session().run(assign_op, feed_dict={assign_placeholder: value}) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 929, in run run_metadata_ptr) File "/home/aji3rang/anaconda3/envs/tf3/lib/python3.6/site-packages/tensorflow/python/client/session.py", line 1077, in _run raise RuntimeError('The Session graph is empty. Add operations to the ' RuntimeError: The Session graph is empty. Add operations to the graph before calling run().

[leiluoray1]

use tensorflow == 1.12.0.