If you used Campus Pack tools (blog/podcast/private journal/wiki) in BOLT, and copied an old course into a new one, any links to those tools will not be functional in your new course.
Please visit https://bloomuimdc.freshdesk.com/support/solutions/articles/35000134469-how-do-i-edit-reorder-move-or-delete-content-/preview#Delete to find out how to delete the broken link content items from your course.
For more information please see:
- Article: How can I access my old content from Campus Pack?
- Article: What can I replace blogs with?
- Article: What can I replace podcasts with?
- Article: What can I replace private journals with?
- Article: What can I replace wikis with?
- Article: How can I create sign-up sheets without the wiki tool?