Warning: Use of undefined constant RGG_IS_PRO - assumed 'RGG_IS_PRO' (this will throw an Error in a future version of PHP) in C:\xampp\htdocs\wp-content\plugins\responsive-gallery-grid\rgg-options.php on line 3

Warning: Use of undefined constant RGG_PLUGIN_DIR - assumed 'RGG_PLUGIN_DIR' (this will throw an Error in a future version of PHP) in C:\xampp\htdocs\wp-content\plugins\responsive-gallery-grid\rgg-options.php on line 4

Warning: require_once(RGG_PLUGIN_DIR/pro/rgg_pro_options.php): failed to open stream: No such file or directory in C:\xampp\htdocs\wp-content\plugins\responsive-gallery-grid\rgg-options.php on line 4

Fatal error: require_once(): Failed opening required 'RGG_PLUGIN_DIR/pro/rgg_pro_options.php' (include_path='C:\xampp\php\PEAR') in C:\xampp\htdocs\wp-content\plugins\responsive-gallery-grid\rgg-options.php on line 4