question mark

Warning: call_user_func_array() expects parameter 1 to be a valid callback, function 'thesis_comments_link' not found or invalid function name in
/home/customer/www/theinterviewguide.net/public_html/wp-includes/class-wp-hook.php on line
308
: Uncaught Error: Class 'thesis_comments' not found in /home/customer/www/theinterviewguide.net/public_html/wp-content/themes/thesis_184/comments.php:24
Stack trace:
#0 /home/customer/www/theinterviewguide.net/public_html/wp-includes/comment-template.php(1550): require()
#1 /home/customer/www/theinterviewguide.net/public_html/wp-content/themes/thesis_184/lib/classes/loop.php(102): comments_template()
#2 /home/customer/www/theinterviewguide.net/public_html/wp-content/themes/thesis_184/lib/classes/loop.php(111): thesis_loop->single()
#3 /home/customer/www/theinterviewguide.net/public_html/wp-content/themes/thesis_184/lib/classes/loop.php(18): thesis_loop->attachment()
#4 /home/customer/www/theinterviewguide.net/public_html/wp-content/themes/thesis_184/lib/html/content_box.php(60): thesis_loop->__construct()
#5 /home/customer/www/theinterviewguide.net/public_html/wp-content/themes/thesis_184/lib/html/content_box.php(39): thesis_content_column()
#6 /home/customer/www/theinterviewguide.net/public_html/wp-content/the in