Hi.,
1) LMS Short codes :
http://docs.wedesignthemes.com/article_entries/lms-addon-shortcodes/
http://docs.wedesignthemes.com/article_entries/designthemes-lms-addon/
2) Send us your course page link, FTP and admin details by marking “Set as private reply” so that we can receive your details in private and check the issue.