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HNS_LAYER_NOT_FOUND
HNS_LAYER_NOT_FOUND is an HRESULT used by Windows Host Networking Service (HNS). It indicates that HNS could not resolve the layer required by the target virtual network.
What to check for HNS_LAYER_NOT_FOUND
- Verify the selected network driver and the host components required by that driver.
- Inspect the network definition for stale layer references after upgrades, resets, or configuration changes.
- Recreate only the affected network after preserving the configuration needed to reproduce the issue.
for it, Microsoft documentation on Windows container networking and HNS
Diagnostic interpretation
This result has the HRESULT value 0xC03B0003. AllStat records the condition as “The network's underlying layer was not found.”.
Evidence to capture
- Capture any IErrorInfo text, activity identifier, event-log entry, and subsystem trace that mentions this result or the hns / layer / found operation.
- compare the failing machine with a working one at the same configuration boundary: component version, policy, registration, identity, and target resource.
Retry and recovery
” has changed.
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