Based on what you describe, its not your code - i would concur here. What i am going to suggest is that the backend of the sandbox does not permit this action in someway. The sandbox isnt meant for this type of operation sadly and as you mentioned yo...
@elijah-montalvo7 i saw another user post this same question - the third party who you are following for lab, is going overkill asking you to use CML here, this task can be completed on one of the always on sandboxes such as the IOS XE. The CML sandb...
Start with this blog post https://blogs.cisco.com/developer/velocity-templates-dnac-1 followed by this repo https://developer.cisco.com/codeexchange/github/repo/kebaldwi/DNAC-TEMPLATES/ which has a good number of example, tutorials etc..
Hope this he...