Re-save permalinks Admin > Settings > Save Changes That fixed it for me. The error (PHP Catchable fatal error: Object of class WP_Error could not be converted to string in /var/www/csgohub.gg/htdocs/wp-includes/formatting.php on line 3751) disappeared after that too

Found the problem. Some conflict with Categories and : The SEO Framework Pitty, since i use that and many others users also here.

Just realized that you are talking about Profile Page from menu, i’m talking about DIRECTLY linking via the name in any post. See:

Thanks for reporting. Just fixed it.

Simply delete old menu item and re-add it again. That will fix it. Thanks

To help more. This: https://github.com/anspress/anspress/commit/0c2a7b363489df195240df26b2611d4d42ebc432 fixed the problem a few adays ago but this https://github.com/anspress/anspress/commit/318370823174340e8388c0e767108396d87c333b broke it again.

Here is a new one, after todays updates: [13-Feb-2017 09:00:21 UTC] WordPress database error You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ‘)’ at line 1 for query SELECT * FROM wp_posts WHERE ID in () made by require(‘wp-blog-header.php’), require_once(‘wp-includes/template-loader.php’), include(‘/themes/justwrite/page.php’), get_template_part, locate_template, load_template, require(‘/themes/justwrite/page-templates/template-page.php’), the_content, apply_filters(‘the_content’), WP_Hook->apply_filters, do_shortcode, preg_replace_callback, do_shortcode_tag, AnsPress_BasePage_Shortcode->anspress_sc, ap_page, AnsPress_Profile_Hooks::user_page, include(‘/plugins/anspress-question-answer/templates/addons/user/index.php’), AnsPress_Profile_Hooks::sub_page_template, AnsPress_Reputation_Hooks::reputation_page, AnsPress_Reputation_Query->__construct, AnsPress_Reputation_Query->query, AnsPress_Reputation_Query->prefetch, AnsPress_Reputation_Query->prefetch_posts

Also the reputation seems off (but fixed after i posted a new Question) :  

Also if Registered User Profile is clicked, i get:  

Trying to fix the menu structure. [12-Feb-2017 10:17:34 UTC] PHP Fatal error:  Uncaught Error: Call to a member function get_queried_object() on null in /home/wp-includes/query.php:45 Stack trace: #0 /home/wp-content/plugins/anspress-question-answer/includes/functions.php(137): get_queried_object() #1 /home/wp-content/plugins/anspress-question-answer/includes/functions.php(160): is_anspress() #2 /home/wp-content/plugins/anspress-question-answer/includes/views.php(40): is_question() #3 /home/wp-includes/class-wp-hook.php(298): AnsPress_Views::insert_views(”) #4 /home/wp-includes/class-wp-hook.php(323): WP_Hook->apply_filters(NULL, Array) #5 /home/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #6 /home/wp-includes/load.php(677): do_action(‘shutdown’) #7 [internal function]: shutdown_action_hook() #8 {main} thrown in /home/wp-includes/query.php on line 45