Fatal error: Uncaught Error: Class "core_reportbuilder\local\entities\base" not found in C:\Apache24\htdocs\moodle\cohort\classes\reportbuilder\local\entities\cohort_member.php:35 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\moodle\cohort\classes\reportbuilder\local\entities\cohort_member.php on line 35