why can't i add a courses to my dashboard or join it? however i had registered for it before.
The course is already Published , and i have seen it by other classmates.
i try to join manually , but it give me this message:
"'It appears that you don't have permission to access this page. Please make sure you're authorised to view this content. If you think you should be able to view this page, please use the "Help" link to notify support of the problem. "'