Thanks for your help
I have deleted the WP-PageNavi folder from plugins folder and everything is fine
I have enabled debug in wp-config
define(‘WP_DEBUG’,true);
and get the following error
Warning: fopen(http://mydomain.com/wp/wp-cron.php?doing_wp_cron) [function.fopen]: failed to open stream: HTTP request failed! in /home/mydomain/mydomain.com/wp/wp-includes/class-http.php on line 876
Notice: automatic_feed_links is deprecated since version 3.0! Use add_theme_support( ‘automatic-feed-links’ ) instead. in /home/mydomain/mydomain.com/wp/wp-includes/functions.php on line 3382
Fatal error: Cannot redeclare wp_pagenavi() (previously declared in /home/mydomain/mydomain.com/wp/wp-content/plugins/wp-pagenavi/core.php:10) in /home/mydomain/mydomain.com/wp/wp-content/themes/Phenomenon/includes/wp-pagenavi.php on line 180
