A new node has been added to hybrid cloud observability; however, certain data being polled...

Comprehensive and Detailed Explanation From Exact Extract:

Universal Device Pollers (UDPs) must be explicitly assigned to each node for which custom polling is required. Adding a new node does not automatically assign existing UDPs to that node, even if it’s the same device type as others already using the poller. Assigning the existing UDP to the new node will resolve the issue and enable polling of the desired data.