Fatal error: Uncaught TypeError: set_error_handler(): Argument #1 ($callback) must be a valid callback or null, function "php_error_report" not found or invalid function name in /home/learnwitholiver/public_html/chinese/class.base.php:13 Stack trace: #0 /home/learnwitholiver/public_html/chinese/class.base.php(13): set_error_handler() #1 /home/learnwitholiver/public_html/chinese/show-definition.php(3): require('...') #2 {main} thrown in /home/learnwitholiver/public_html/chinese/class.base.php on line 13