필수 매개변수 (identifier) 누락

이 오류에 대한 추가 정보

Debug info:
Error code: missingparam
Stack trace:
  • line 482 of /lib/setuplib.php: moodle_exception thrown
  • line 573 of /lib/moodlelib.php: call to print_error()
  • line 33 of /help.php: call to required_param()