CODE EXAMPLE FOR PHP

Warning: sprintf(): Too few arguments in /opt/lampp/htdocs/wordpress/wp-admin/includes/class-bulk-upgrader-skin.php on line 152

		if ( $this->result && ! is_wp_error( $this->result ) ) {
			if ( ! $this->error )
				echo '<div class="updated"><p>' . sprintf($this->upgrader->strings['skin_update_successful'], $title, 'jQuery('#progress-' . esc_js($this->upgrader->update_current) . '').toggle();jQuery('span', this).toggle(); return false;') . '</p></div>';
					echo '<script type="text/javascript">jQuery('.waiting-' . esc_js($this->upgrader->update_current) . '').hide();</script>';
		}