Hi Michael. Thanks for the response. Ultimately, I think the user trying to access the courses was not listed as an administrator. She may have been added manually by her organization to the first ...

How do we apply those domain level LTI credentials to the activity then? Our vendor supplies us with a different URL per lesson in their system. We would need to apply the same domain level LTI cre...

Ah I see! Thank you Jeremy. Fortunately, I am an admin so I just enabled the feature. :)  Thanks for the quick response.

Thank you for your response. I was able to find the error. The IMS Manifest file was not in the proper root section when the file was compressed.