Fatal error: Uncaught Error: Call to undefined function is_login() in /home/nielsboeree/public_html/wp-content/plugins/really-simple-ssl/rlrsssl-really-simple-ssl.php:144
Stack trace:
#0 /home/nielsboeree/public_html/wp-content/plugins/really-simple-ssl/rlrsssl-really-simple-ssl.php(71): REALLY_SIMPLE_SSL->includes()
#1 /home/nielsboeree/public_html/wp-content/plugins/really-simple-ssl/rlrsssl-really-simple-ssl.php(255): REALLY_SIMPLE_SSL::instance()
#2 /home/nielsboeree/public_html/wp-includes/class-wp-hook.php(307): RSSSL('')
#3 /home/nielsboeree/public_html/wp-includes/class-wp-hook.php(331): WP_Hook->apply_filters(NULL, Array)
#4 /home/nielsboeree/public_html/wp-includes/plugin.php(476): WP_Hook->do_action(Array)
#5 /home/nielsboeree/public_html/wp-settings.php(461): do_action('plugins_loaded')
#6 /home/nielsboeree/public_html/wp-config.php(82): require_once('/home/nielsboer...')
#7 /home/nielsboeree/public_html/wp-load.php(50): require_once('/home/nielsboer...')
#8 /home/nielsboeree/public_html/wp-blog-header.php(13): require_once('/home/nielsboer...')
#9 /home/nielsboeree/public_html/index.php(17): require('/home/nielsboer...')
#10 {main}
thrown in /home/nielsboeree/public_html/wp-content/plugins/really-simple-ssl/rlrsssl-really-simple-ssl.php on line 144