RuntimeError: one of the variables needed for gradient computation has been modified by an inplace operation: [torch.cuda.FloatTensor [4, 1024, 128, 128]], which is output 0 of ReluBackward0, is at version 2; expected version 1 instead. Hint: enable anomaly detection to find the operation that failed to compute its gradient, with torch.autograd.set_detect_anomaly(True).
时间: 2024-02-20 10:00:17 浏览: 693
这个错误通常表示你在一个inplace操作中修改了一个需要梯度计算的变量。建议尝试启用PyTorch的autograd anomaly detection功能,以找到导致错误的操作。可以通过在代码中添加以下代码启用该功能:
```
import torch
torch.autograd.set_detect_anomaly(True)
```
这将打印出导致错误的操作,帮助你更好地调试代码。此外,还可以尝试使用out-of-place操作替代in-place操作,以避免此类错误的发生。
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