Short name describing what triggered the graph break
builtin isinstance() with classinfo that does not support issubclass()
Values or code snippet captured at the break point
isinstance({arg}, {isinstance_type})
Explanation of why the graph break was triggered
issubclass({arg_type}, {member}) raised TypeError: {e}. Dynamo emulates isinstance() with issubclass() for this argument and cannot determine the result.
Hints on how to resolve the graph break