GB0138

Graph-Break Type

Short name describing what triggered the graph break

Unsupported autograd.Function context save_for_backward

Context

Values or code snippet captured at the break point

call_method {self} {name}

Explanation

Explanation of why the graph break was triggered

Dynamo requires the saved_tensors attribute to be initialized on the autograd.Function context object.

Hints

Hints on how to resolve the graph break

• Ensure that the saved_tensors attribute is properly
• initialized before calling save_for_backward.
• save_for_backward only supported on a newly constructed torch.autograd.function.FunctionCtx.

Additional Information

Back to Registry