Fatal error: Uncaught TypeError: Argument 1 passed to PersianFont\Persian_Font::__construct() must be an instance of PersianFont\mixed or null, string given, called in /home/chemic12/public_html/wp-content/plugins/persian-font/includes/DediData/class-singleton.php on line 81 and defined in /home/chemic12/public_html/wp-content/plugins/persian-font/includes/PersianFont/class-persian-font.php:68 Stack trace: #0 /home/chemic12/public_html/wp-content/plugins/persian-font/includes/DediData/class-singleton.php(81): PersianFont\Persian_Font->__construct('/home/chemic12/...') #1 /home/chemic12/public_html/wp-content/plugins/persian-font/persian-font.php(36): DediData\Singleton::get_instance('/home/chemic12/...') #2 /home/chemic12/public_html/wp-content/plugins/persian-font/persian-font.php(38): PERSIAN_FONT() #3 /home/chemic12/public_html/wp-settings.php(473): include_once('/home/chemic12/...') #4 /home/chemic12/public_html/wp-config.php(90): require_once('/home/chemic12/...') #5 /home/chemic12/public_html/wp-load.php(50): requir in /home/chemic12/public_html/wp-content/plugins/persian-font/includes/PersianFont/class-persian-font.php on line 68