R12.1-JA-2025June05

VM Scale Set Instance VM Node is missing

VM Scale Set Instance VM Node is missing

Error Code: NM-005-001

Description


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If the specific node or expected neighbor node is missing, such as the VM scale set instance VM is missing from Network tree, shown above. Follow the instructions below to troubleshoot.

Troubleshoot

  1. Check if the required permission is missing. If the VM scale set instance VM is missing, check permission below:

    Information Tip: To understand the minimum Azure IAM permission required, refer to NetworkBrain Required Azure Minimum IAM Permissions.
  2. Add the missing permission from the Azure portal web page and run the NetworkBrain system basic benchmark to sync up data.
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  3. Collect the data and feedback to NetBrain Platform/Dev Team for further troubleshoot if the issue is not resolved.
  4. Collect Data.
  • Python Error &Debug Logs: Copy the python error logs from the worker server and front server. Make sure the timestamp of the log is within the issue happened. (Enable the python log print first before collecting logs data.)
  • API Raw Data: Only collect it upon the Dev Team’s request and the customer’s approval. For more information, contact NetBrain Support.  

Sample Case

Case 138962: https://nbtech.lightning.force.com/lightning/r/Case/5008Z00001rjKVLQA2/view