What does HRESULT 0xC03B001D (HNS_ENDPOINT_SHARING_DISABLED) mean?

 
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HNS_ENDPOINT_SHARING_DISABLED

HNS_ENDPOINT_SHARING_DISABLED is an HRESULT used by Windows Host Networking Service (HNS). It indicates that the requested operation requires endpoint sharing but the relevant configuration does not allow it.

What to check for HNS_ENDPOINT_SHARING_DISABLED

  • Verify whether endpoint sharing is supported and enabled for the selected HNS network mode.
  • Check host policy and container-runtime settings that may restrict shared endpoints.
  • Use separate endpoints when sharing is not permitted by the platform configuration.

for it, Microsoft documentation on Windows container networking and HNS

Diagnostic interpretation

This result has the HRESULT value 0xC03B001D. AllStat records the condition as “Endpoint sharing is disabled.”.

Evidence to capture

  • Capture any IErrorInfo text, activity identifier, event-log entry, and subsystem trace that mentions this result or the hns / endpoint / sharing / disabled operation.
  • check the documented return contract of the specific API because the same HRESULT can require different recovery in different interfaces.

Retry and recovery

” has changed.


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