[null,null,["Last updated 2020-10-01 UTC."],[],[],null,["# tf.errors.OpError\n\n\u003cbr /\u003e\n\n|---------------------------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------------|\n| [TensorFlow 1 version](/versions/r1.15/api_docs/python/tf/errors/OpError) | [View source on GitHub](https://github.com/tensorflow/tensorflow/blob/v2.1.0/tensorflow/python/framework/errors_impl.py#L57-L165) |\n\nA generic error that is raised when TensorFlow execution fails.\n\n#### View aliases\n\n\n**Compat aliases for migration**\n\nSee\n[Migration guide](https://www.tensorflow.org/guide/migrate) for\nmore details.\n\n[`tf.compat.v1.OpError`](/api_docs/python/tf/errors/OpError), [`tf.compat.v1.errors.OpError`](/api_docs/python/tf/errors/OpError)\n\n\u003cbr /\u003e\n\n tf.errors.OpError(\n node_def, op, message, error_code\n )\n\nWhenever possible, the session will raise a more specific subclass\nof `OpError` from the [`tf.errors`](../../tf/errors) module.\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n| Args ---- ||\n|--------------|---------------------------------------------------------------------------------------------|\n| `node_def` | The `node_def_pb2.NodeDef` proto representing the op that failed, if known; otherwise None. |\n| `op` | The `ops.Operation` that failed, if known; otherwise None. |\n| `message` | The message string describing the failure. |\n| `error_code` | The `error_codes_pb2.Code` describing the error. |\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n\u003cbr /\u003e\n\n| Attributes ---------- ||\n|--------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `error_code` | The integer error code that describes the error. |\n| `message` | The error message that describes the error. |\n| `node_def` | The `NodeDef` proto representing the op that failed. |\n| `op` | The operation that failed, if known. \u003cbr /\u003e | **Note:** If the failed op was synthesized at runtime, e.g. a `Send` or `Recv` op, there will be no corresponding [`tf.Operation`](../../tf/Operation) object. In that case, this will return `None`, and you should instead use the [`tf.errors.OpError.node_def`](../../tf/errors/OpError#node_def) to discover information about the op. |"]]