There are some possible causes for this
1) Please check if the device has been ACK'd in managed devices. If not, please ACK the device.
2) Please check if the device profile for the device matches the device profile on your blueprint. If they are not matched, you may need to fix the device profile for your managed device or create a new interface map with a proper device profile for your blueprint. For the latter case, once IMs are created, then you can import them to the blueprint and use them. Create Interface Map: https://www.juniper.net/documentation/us/en/software/apstra6.1/apstra-user-guide/topics/task/interface-map-create.htmlImport Interface Map:https://www.juniper.net/documentation/us/en/software/apstra6.1/apstra-user-guide/topics/task/interface-map-import.html
2024-07-10 : Article Created
2026-02-09: Docs link updated 4.2 -> 6.1