train error

[a819411321]

[epoch: 1/300] lr: : 0it [00:00, ?it/s] train: 0%| | 0/16000 [00:00<?, ?it/s] Traceback (most recent call last): File "D:/WDSR-pytorch-master/train.py", line 160, in train_loss = train(train_dataset, train_dataloader, model, criterion, optimizer, tag='train') File "D:/WDSR-pytorch-master/train.py", line 44, in train for batch,data in loader: File "D:\python3.6.5\lib\site-packages\torch\utils\data\dataloader.py", line 637, in next return self._process_next_batch(batch) File "D:\python3.6.5\lib\site-packages\torch\utils\data\dataloader.py", line 658, in _process_next_batch raise batch.exc_type(batch.exc_msg) KeyError: 'Traceback (most recent call last):\n File "D:\python3.6.5\lib\site-packages\torch\utils\data\dataloader.py", line 138, in _worker_loop\n samples = collate_fn([dataset[i] for i in batch_indices])\n File "D:\python3.6.5\lib\site-packages\torch\utils\data\dataloader.py", line 138, in \n samples = collate_fn([dataset[i] for i in batch_indices])\n File "D:\WDSR-pytorch-master\core\data\div2k.py", line 77, in getitem\n lr, hr = get_patch(h5['lr'][idx], h5['hr'][idx], self.args.patch_size, self.args.scale,\n File "h5py\_objects.pyx", line 54, in h5py._objects.with_phil.wrapper\n File "h5py\_objects.pyx", line 55, in h5py._objects.with_phil.wrapper\n File "D:\python3.6.5\lib\site-packages\h5py\_hl\group.py", line 262, in getitem\n oid = h5o.open(self.id, self._e(name), lapl=self._lapl)\n File "h5py\_objects.pyx", line 54, in h5py._objects.with_phil.wrapper\n File "h5py\_objects.pyx", line 55, in h5py._objects.with_phil.wrapper\n File "h5py\h5o.pyx", line 190, in h5py.h5o.open\nKeyError: "Unable to open object (object '223' doesn't exist)"\n'

Process finished with exit code 1

error in train.py line 44 for data in loader: