keras-team/keras · error · ValueError

left_cropping must be >= 0. Received: left_cropping={left_cr

Error message

left_cropping must be >= 0. Received: left_cropping={left_cropping}

What it means

Error "left_cropping must be >= 0. Received: left_cropping={left_cropping}" thrown in keras-team/keras.

Source

Thrown at keras/src/ops/image.py:1980

                raise ValueError(
                    "bottom_cropping must be >= 0. "
                    f"Received: bottom_cropping={bottom_cropping}"
                )
            if target_height < 0:
                raise ValueError(
                    "target_height must be >= 0. "
                    f"Received: target_height={target_height}"
                )

        if width is not None:
            left_cropping = self.left_cropping
            right_cropping = self.right_cropping
            if left_cropping is None:
                left_cropping = width - target_width - right_cropping
            if right_cropping is None:
                right_cropping = width - target_width - left_cropping
            if left_cropping < 0:
                raise ValueError(
                    "left_cropping must be >= 0. "
                    f"Received: left_cropping={left_cropping}"
                )
            if right_cropping < 0:
                raise ValueError(
                    "right_cropping must be >= 0. "
                    f"Received: right_cropping={right_cropping}"
                )
            if target_width < 0:
                raise ValueError(
                    "target_width must be >= 0. "
                    f"Received: target_width={target_width}"
                )

        images_shape[height_axis] = target_height
        images_shape[width_axis] = target_width
        return KerasTensor(shape=images_shape, dtype=images.dtype)

View on GitHub (pinned to 7a34a03db6)

When it happens

Trigger: Thrown at keras/src/ops/image.py:1980 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/a7fb32c1d502eff0. Report an issue: GitHub.