Fatal error: During inheritance of IteratorAggregate: Uncaught ArgumentCountError: Too few arguments to function default_error_handler(), 4 passed in C:\AppServ\www\moodle\lib\navigationlib.php on line 844 and exactly 5 expected in C:\AppServ\www\moodle\lib\setuplib.php:430 Stack trace: #0 C:\AppServ\www\moodle\lib\navigationlib.php(844): default_error_handler(8192, 'Return type of ...', 'C:\\AppServ\\www\\...', 1065) #1 C:\AppServ\www\moodle\lib\setup.php(594): require_once('C:\\AppServ\\www\\...') #2 C:\AppServ\www\moodle\config.php(27): require_once('C:\\AppServ\\www\\...') #3 C:\AppServ\www\moodle\index.php(30): require_once('C:\\AppServ\\www\\...') #4 {main} in C:\AppServ\www\moodle\lib\navigationlib.php on line 844