KeyError: 'Traceback (most recent call last):\n File "E:\\anaconda\\anaconda\\envs\\pytorch\\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 "E:\\anaconda\\anaconda\\envs\\pytorch\\lib\\site-packages\\torch\\utils\\data\\dataloader.py", line 138, in <listcomp>\n samples = collate_fn([dataset[i] for i in batch_indices])\n File "F:\\ssd.pytorch-master\\data\\voc0712.py", line 111, in __getitem__\n im, gt, h, w = self.pull_item(index)\n File "F:\\ssd.pytorch-master\\data\\voc0712.py", line 126, in pull_item\n target = self.target_transform(target, width, height)\n File "F:\\ssd.pytorch-master\\data\\voc0712.py", line 68, in __call__\n label_idx = self.class_to_ind[name]\nKeyError: \'pointer_instrument\'\n'

[liujiale1234]

KeyError: 'Traceback (most recent call last):\n File "E:\anaconda\anaconda\envs\pytorch\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 "E:\anaconda\anaconda\envs\pytorch\lib\site-packages\torch\utils\data\dataloader.py", line 138, in \n samples = collate_fn([dataset[i] for i in batch_indices])\n File "F:\ssd.pytorch-master\data\voc0712.py", line 111, in getitem\n im, gt, h, w = self.pull_item(index)\n File "F:\ssd.pytorch-master\data\voc0712.py", line 126, in pull_item\n target = self.target_transform(target, width, height)\n File "F:\ssd.pytorch-master\data\voc0712.py", line 68, in call\n label_idx = self.class_to_ind[name]\nKeyError: 'pointer_instrument'\n' how can I solve it？ I only have 40 data

[neverstoplearn]

I have meet the same error have you solve it? thanks.

[calvin886]

same error. Have you guys solve it?

[jayphone17]

same issue, have you solved it ? thanks a lot

[jayphone17]

Loading base network... Initializing weights... Loading the dataset... Training SSD on: SMOKE Using the specified args: Namespace(basenet='vgg16_reducedfc.pth', batch_size=8, cuda=True, dataset='VOC', dataset_root='E:/ssd.pytorch/data/VOCdevkit/VOCsmoke/', gamma=0.1, lr=1e-05, momentum=0.9, num_workers=4, resume=None, s4, resume=None, save_folder='E:/ssd.pytorch/weights/', start_iter=0, visdom=False, weight_decay=0.0005) Traceback (most recent call last): File ".\train.py", line 254, in train() File ".\train.py", line 156, in train images, targets = next(batch_iterator) File "D:\Anaconda3\lib\site-packages\torch\utils\data\dataloader.py", line 363, in next data = self._next_data() File "D:\Anaconda3\lib\site-packages\torch\utils\data\dataloader.py", line 989, in _next_data return self._process_data(data) File "D:\Anaconda3\lib\site-packages\torch\utils\data\dataloader.py", line 1014, in _process_data data.reraise() File "D:\Anaconda3\lib\site-packages\torch_utils.py", line 395, in reraise raise self.exc_type(msg) KeyError: Caught KeyError in DataLoader worker process 0. Original Traceback (most recent call last): File "D:\Anaconda3\lib\site-packages\torch\utils\data_utils\worker.py", line 185, in _worker_loop data = fetcher.fetch(index) File "D:\Anaconda3\lib\site-packages\torch\utils\data_utils\fetch.py", line 44, in fetch data = [self.dataset[idx] for idx in possibly_batched_index] File "D:\Anaconda3\lib\site-packages\torch\utils\data_utils\fetch.py", line 44, in data = [self.dataset[idx] for idx in possibly_batched_index] File "E:\ssd.pytorch\data\smoke.py", line 114, in getitem im, gt, h, w = self.pull_item(index) File "E:\ssd.pytorch\data\smoke.py", line 129, in pull_item target = self.target_transform(target, width, height) File "E:\ssd.pytorch\data\smoke.py", line 68, in call label_idx = self.class_to_ind[name] KeyError: 'smoke'

[jayphone17]

and the line 156 is : try: images, targets = next(batch_iterator) except StopIteration: batch_iterator = iter(data_loader) images, targets = next(batch_iterator)