GB0209

Graph-Break Type

Short name describing what triggered the graph break

torch.autograd._unsafe_preserve_version_counter escaped from compiled region

Context

Values or code snippet captured at the break point

str(self)

Explanation

Explanation of why the graph break was triggered

Dynamo doesn’t support compiling a region that returns a torch.autograd._unsafe_preserve_version_counter context manager.

Hints

Hints on how to resolve the graph break

• It may be possible to write Dynamo tracing rules for this code. Please report an issue to PyTorch if you encounter this graph break often and it is causing performance issues.

Additional Information

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