keras-team/keras · error · ValueError

Invalid valid received for argument `use_cudnn`. Expected on

Error message

Invalid valid received for argument `use_cudnn`. Expected one of {'auto', True, False}. Received: use_cudnn={use_cudnn}

What it means

Error "Invalid valid received for argument `use_cudnn`. Expected one of {'auto', True, False}. Received: use_cudnn={use_cudnn}" thrown in keras-team/keras.

Source

Thrown at keras/src/layers/rnn/lstm.py:511

            dtype=kwargs.get("dtype", None),
            trainable=kwargs.get("trainable", True),
            name="lstm_cell",
            seed=seed,
            implementation=kwargs.pop("implementation", 2),
        )
        super().__init__(
            cell,
            return_sequences=return_sequences,
            return_state=return_state,
            go_backwards=go_backwards,
            stateful=stateful,
            unroll=unroll,
            activity_regularizer=activity_regularizer,
            **kwargs,
        )
        self.input_spec = InputSpec(ndim=3)
        if use_cudnn not in ("auto", True, False):
            raise ValueError(
                "Invalid valid received for argument `use_cudnn`. "
                "Expected one of {'auto', True, False}. "
                f"Received: use_cudnn={use_cudnn}"
            )
        self.use_cudnn = use_cudnn
        if (
            backend.backend() == "tensorflow"
            and backend.cudnn_ok(
                cell.activation,
                cell.recurrent_activation,
                self.unroll,
                cell.use_bias,
            )
            and use_cudnn in (True, "auto")
        ):
            self.supports_jit = False

    def inner_loop(self, sequences, initial_state, mask, training=False):

View on GitHub (pinned to 7a34a03db6)

When it happens

Trigger: Thrown at keras/src/layers/rnn/lstm.py:511 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of keras-team/keras@7a34a03db6 (2026-08-25). Data as JSON: /api/errors/9d8ccd9eb526f6c3. Report an issue: GitHub.