用tensorflow训练模型时显示以下错误,不知道应该怎么解决,求助?

Traceback (most recent call last):
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 1365, in _do_call
    return fn(*args)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 1350, in _run_fn
    target_list, run_metadata)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 1443, in _call_tf_sessionrun
    run_metadata)
tensorflow.python.framework.errors_impl.OutOfRangeError: End of sequence
         [[{{node val_IteratorGetNext}}]]

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "tools/train_model.py", line 327, in <module>
    train_model(args.dataset_dir, weights_path=args.weights_path)
  File "tools/train_model.py", line 282, in train_model
    train_psnr, train_summary_op, val_summary_op]
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 956, in run
    run_metadata_ptr)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 1180, in _run
    feed_dict_tensor, options, run_metadata)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 1359, in _do_run
    run_metadata)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\client\s
ession.py", line 1384, in _do_call
    raise type(e)(node_def, op, message)
tensorflow.python.framework.errors_impl.OutOfRangeError: End of sequence
         [[node val_IteratorGetNext (defined at E:\APP2\Anaconda\envs\tensorflow3\lib\site-
packages\tensorflow_core\python\framework\ops.py:1748) ]]

Original stack trace for 'val_IteratorGetNext':
  File "tools/train_model.py", line 327, in <module>
    train_model(args.dataset_dir, weights_path=args.weights_path)
  File "tools/train_model.py", line 112, in train_model
    val_input_tensor, val_label_tensor, val_mask_tensor = val_dataset.inputs(CFG.TRAIN.BATC
H_SIZE, 1)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\data_provider\data_feed_pipline.py", line 294
, in inputs
    return iterator.get_next(name='{:s}_IteratorGetNext'.format(self._dataset_flags))
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\data\ops
\iterator_ops.py", line 426, in get_next
    name=name)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\ops\gen_
dataset_ops.py", line 2517, in iterator_get_next
    output_shapes=output_shapes, name=name)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\framewor
k\op_def_library.py", line 794, in _apply_op_helper
    op_def=op_def)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\util\dep
recation.py", line 507, in new_func
    return func(*args, **kwargs)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\framewor
k\ops.py", line 3357, in create_op
    attrs, op_def, compute_device)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\framewor
k\ops.py", line 3426, in _create_op_internal
    op_def=op_def)
  File "E:\APP2\Anaconda\envs\tensorflow3\lib\site-packages\tensorflow_core\python\framewor
k\ops.py", line 1748, in __init__
    self._traceback = tf_stack.extract_stack()


 

同问