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Warning: Attempt to read property "libdir" on null in C:\Apache24\htdocs\moodle\portfolio\download\lib.php on line 3

Warning: require_once(/portfoliolib.php): Failed to open stream: No such file or directory in C:\Apache24\htdocs\moodle\portfolio\download\lib.php on line 3

Fatal error: Uncaught Error: Failed opening required '/portfoliolib.php' (include_path='.;C:\php\pear') in C:\Apache24\htdocs\moodle\portfolio\download\lib.php:3 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\moodle\portfolio\download\lib.php on line 3