^^&&^^

Edit File: trait-updater-api-tools.php

<?php
namespace WP_Rocket\Traits;

use WP_Rocket\Logger\Logger;

/**
 * Trait for the plugin updater.
 *
 * @since  3.3.6
 * @author Grégory Viguier
 */
trait Updater_Api_Tools {
	/**
	 * An ID to use when a API request fails.
	 *
	 * @var    string
	 * @since  3.3.6
	 * @access protected
	 * @author Grégory Viguier
	 */
	/*protected $request_error_id;*/

/** ----------------------------------------------------------------------------------------- */
	/** TOOLS =================================================================================== */
	/** ----------------------------------------------------------------------------------------- */

/**
	 * Get a \WP_Error object to use when the request to WP Rocket’s server fails.
	 *
	 * @since  3.3.6
	 * @access protected
	 * @author Grégory Viguier
	 *
	 * @param  mixed $data Error data to pass along the \WP_Error object.
	 * @return \WP_Error
	 */
	protected function get_request_error( $data = [] ) {
		if ( ! is_array( $data ) ) {
			$data = [
				'response' => $data,
			];
		}

Logger::debug(
			'Error when contacting the API.',
			array_merge( [ 'Plugin Information' ], $data )
		);

return new \WP_Error(
			$this->request_error_id,
			sprintf(
				// translators: %s is an URL.
				__( 'An unexpected error occurred. Something may be wrong with WP-Rocket.me or this server&#8217;s configuration. If you continue to have problems, <a href="%s">contact support</a>.', 'rocket' ),
				$this->get_support_url()
			),
			$data
		);
	}

/**
	 * Get support URL.
	 *
	 * @since  3.3.6
	 * @access protected
	 * @author Grégory Viguier
	 *
	 * @return string
	 */
	protected function get_support_url() {
		return rocket_get_external_url(
			'support',
			[
				'utm_source' => 'wp_plugin',
				'utm_medium' => 'wp_rocket',
			]
		);
	}

/**
	 * Get a plugin slug, given its full path.
	 *
	 * @since  3.3.6
	 * @access protected
	 * @author Grégory Viguier
	 *
	 * @param  string $plugin_file Full path to the plugin.
	 * @return string
	 */
	protected function get_plugin_slug( $plugin_file ) {
		$plugin_file = trim( $plugin_file, '/' );
		$plugin_slug = explode( '/', $plugin_file );
		$plugin_slug = end( $plugin_slug );
		$plugin_slug = str_replace( '.php', '', $plugin_slug );

return $plugin_slug;
	}
}