Fatal error: Uncaught Error: Call to undefined function add_image_size() in /home/northall/public_html/wp-content/plugins/alids/core/core.php:0
Stack trace:
#0 /home/northall/public_html/wp-content/plugins/alids/alids.php(118): require()
#1 /home/northall/public_html/wp-settings.php(604): include_once('/home/northall/...')
#2 /home/northall/public_html/wp-config.php(359): require_once('/home/northall/...')
#3 /home/northall/public_html/wp-load.php(50): require_once('/home/northall/...')
#4 /home/northall/public_html/wp-blog-header.php(13): require_once('/home/northall/...')
#5 /home/northall/public_html/index.php(150): require('/home/northall/...')
#6 {main}
thrown in /home/northall/public_html/wp-content/plugins/alids/core/core.php on line 0