es() Render error notices (priority 10)
			 * @see woocommerce_result_count() Show number of results found (priority 20)
			 * @see woocommerce_catalog_ordering() Show form to control sort order (priority 30)
			 *
			 * @since 6.3.0
			 */
			do_action( 'woocommerce_before_shop_loop' );

			woocommerce_product_loop_start();

			if ( wc_get_loop_prop( 'total' ) ) {
				while ( have_posts() ) {
					the_post();

					/**
					 * Hook: woocommerce_shop_loop.
					 *
					 * @since 6.3.0
					 */
					do_action( 'woocommerce_shop_loop' );

					wc_get_template_part( 'content', 'product' );
				}
			}

			woocommerce_product_loop_end();

			/**
			 * Hook: woocommerce_after_shop_loop.
			 *
			 * @see woocommerce_pagination() Renders pagination (priority 10)
			 *
			 * @since 6.3.0
			 */
			do_action( 'woocommerce_after_shop_loop' );
		} else {
			/**
			 * Hook: woocommerce_no_products_found.
			 *
			 * @see wc_no_products_found() Default no products found content (priority 10)
			 *
			 * @since 6.3.0
			 */
			do_action( 'woocommerce_no_products_found' );
		}

		/**
		 * Hook: woocommerce_after_main_content
		 *
		 * Called after rendering the main content for a product.
		 *
		 * @see woocommerce_output_content_wrapper_end() Outputs closing DIV for the content (priority 10)
		 *
		 * @since 6.3.0
		 */
		do_action( 'woocommerce_after_main_content' );

		wp_reset_postdata();
		return ob_get_clean();
	}

	/**
	 * Get HTML markup with the right classes by attributes.
	 * This function appends the classname at the first element that have the class attribute.
	 * Based on the experience, all the wrapper elements have a class attribute.
	 *
	 * @param string $content Block content.
	 * @param array  $block Parsed block data.
	 * @return string Rendered block type output.
	 */
	public function add_alignment_class_to_wrapper( string $content, array $block ) {
		if ( ( 'woocommerce/' . $this->block_name ) !== $block['blockName'] ) {
			return $content;
		}

		$attributes = (array) $block['attrs'];

		// Set the default alignment to wide.
		if ( ! isset( $attributes['align'] ) ) {
			$attributes['align'] = 'wide';
		}

		$align_class_and_style = StyleAttributesUtils::get_align_class_and_style( $attributes );

		if ( ! isset( $align_class_and_style['class'] ) ) {
			return $content;
		}

		// Find the first tag.
		$first_tag = '<[^<>]+>';
		$matches   = array();
		preg_match( $first_tag, $content, $matches );

		// If there is a tag, but it doesn't have a class attribute, add the class attribute.
		if ( isset( $matches[0] ) && strpos( $matches[0], ' class=' ) === false ) {
			$pattern_before_tag_closing = '/.+?(?=>)/';
			return preg_replace( $pattern_before_tag_closing, '$0 class="' . $align_class_and_style['class'] . '"', $content, 1 );
		}

		// If there is a tag, and it has a class already, add the class attribute.
		$pattern_get_class = '/(?<=class=\"|\')[^"|\']+(?=\"|\')/';
		return preg_replace( $pattern_get_class, '$0 ' . $align_class_and_style['class'], $content, 1 );
	}

	/**
	 * Get the frontend style handle for this block type.
	 *
	 * @return null
	 */
	protected function get_block_type_style() {
		return null;
	}
}
<br />
<b>Fatal error</b>:  Uncaught Error: Class 'Automattic\WooCommerce\Blocks\BlockTypes\ClassicTemplate' not found in /home/merciket/public_html/wp-content/plugins/woocommerce/src/Blocks/BlockTypesController.php:106
Stack trace:
#0 /home/merciket/public_html/wp-includes/class-wp-hook.php(324): Automattic\WooCommerce\Blocks\BlockTypesController-&gt;register_blocks('')
#1 /home/merciket/public_html/wp-includes/class-wp-hook.php(348): WP_Hook-&gt;apply_filters(NULL, Array)
#2 /home/merciket/public_html/wp-includes/plugin.php(517): WP_Hook-&gt;do_action(Array)
#3 /home/merciket/public_html/wp-settings.php(643): do_action('init')
#4 /home/merciket/public_html/wp-config.php(92): require_once('/home/merciket/...')
#5 /home/merciket/public_html/wp-load.php(50): require_once('/home/merciket/...')
#6 /home/merciket/public_html/wp-blog-header.php(13): require_once('/home/merciket/...')
#7 /home/merciket/public_html/index.php(17): require('/home/merciket/...')
#8 {main}
  thrown in <b>/home/merciket/public_html/wp-content/plugins/woocommerce/src/Blocks/BlockTypesController.php</b> on line <b>106</b><br />