Fatal error: Uncaught Error: Class 'NF_AJAX_Controllers_Form' not found in /homepages/20/d788613255/htdocs/app788613371/wp-content/plugins/ninja-forms/ninja-forms.php:292
Stack trace:
#0 /homepages/20/d788613255/htdocs/app788613371/wp-content/plugins/ninja-forms/ninja-forms.php(1223): Ninja_Forms::instance()
#1 /homepages/20/d788613255/htdocs/app788613371/wp-content/plugins/ninja-forms/ninja-forms.php(1226): Ninja_Forms()
#2 /homepages/20/d788613255/htdocs/app788613371/wp-settings.php(447): include_once('/homepages/20/d...')
#3 /homepages/20/d788613255/htdocs/app788613371/wp-config.php(159): require_once('/homepages/20/d...')
#4 /homepages/20/d788613255/htdocs/app788613371/wp-load.php(50): require_once('/homepages/20/d...')
#5 /homepages/20/d788613255/htdocs/app788613371/wp-blog-header.php(13): require_once('/homepages/20/d...')
#6 /homepages/20/d788613255/htdocs/app788613371/index.php(17): require('/homepages/20/d...')
#7 {main}
thrown in /homepages/20/d788613255/htdocs/app788613371/wp-content/plugins/ninja-forms/ninja-forms.php on line 292