Warning: Undefined variable $CFG in C:\Apache24\htdocs\moodle\grade\lib.php on line 25

Warning: Attempt to read property "libdir" on null in C:\Apache24\htdocs\moodle\grade\lib.php on line 25

Warning: require_once(/gradelib.php): Failed to open stream: No such file or directory in C:\Apache24\htdocs\moodle\grade\lib.php on line 25

Fatal error: Uncaught Error: Failed opening required '/gradelib.php' (include_path='.;C:\php\pear') in C:\Apache24\htdocs\moodle\grade\lib.php:25 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\moodle\grade\lib.php on line 25