Fatal error: Uncaught TypeError: call_user_func_array(): Argument #1 ($callback) must be a valid callback, function "kses_init" not found or invalid function name in /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/class-wp-hook.php:324 Stack trace: #0 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array) #1 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #2 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/pluggable.php(48): do_action('set_current_use...') #3 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/user.php(3690): wp_set_current_user(0) #4 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/pluggable.php(70): _wp_get_current_user() #5 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/pluggable.php(1163): wp_get_current_user() #6 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-content/plugins/insert-headers-and-footers/includes/class-wpcode-admin-bar-info.php(41): is_user_logged_in() #7 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-content/plugins/insert-headers-and-footers/includes/class-wpcode-admin-bar-info.php(69): WPCode_Admin_Bar_Info->should_track() #8 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/class-wp-hook.php(324): WPCode_Admin_Bar_Info->maybe_init('') #9 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #10 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #11 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-settings.php(559): do_action('plugins_loaded') #12 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-config.php(104): require_once('/home1/contact/...') #13 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-load.php(50): require_once('/home1/contact/...') #14 /home1/contact/public_html/privatepersonaltraining.co.uk/wp-blog-header.php(13): require_once('/home1/contact/...') #15 /home1/contact/public_html/privatepersonaltraining.co.uk/index.php(24): require('/home1/contact/...') #16 {main} thrown in /home1/contact/public_html/privatepersonaltraining.co.uk/wp-includes/class-wp-hook.php on line 324