After installing wp-page-numbers on WordPress 4.8.2 I have encountered the below errors, I will share the solution for normal use.
You can download the plugin using the link below.
File wp-page-numbers.php Line 77, 212, 217, 156
Notice: Undefined variable: pagingMiddleString & pagingString
File wp-page-numbers.php Line 590:
Notice: has_cap is called with a parameter that has been removed since version 2.0.0! Use user decentralization with plugins and rejected interfaces. Instead, use roles and user rights. in …. /home/abc/domains/movies/public_html/wp-includes/functions.php on line 4023
add_submenu_page('options-general.php', 'WP Page Numbers Options', 'Page Numbers', 'manage_options', __FILE__, 'wp_page_numbers_settings');
Download Zip Plugin: Wp Page Numbers