Note: You are currently viewing documentation for Moodle 2.4. Up-to-date documentation for the latest stable version of Moodle may be available here: error/subcourse/errinvalidrefcourse.


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The Subcourse module is linked against a non-existing course. The referenced course, i.e. the course to take grades from, has been probably deleted after the Subcourse was created. Go to the Subcourse module edit form and choose an existing course.