@wordpress/block-editor/src/components/block-list/block-crash-warning.js

Generic block editor.

/**
 * WordPress dependencies
 */
import { __ } from '@wordpress/i18n';

/**
 * Internal dependencies
 */
import Warning from '../warning';

const warning = (
	<Warning className="block-editor-block-list__block-crash-warning">
		{ __( 'This block has encountered an error and cannot be previewed.' ) }
	</Warning>
);

export default () => warning;