| Previous | Next |
| WCM_E_UNKNOWNRESULT | WU_E_MAX_CAPACITY_REACHED |
WU_E_NO_SERVICE
WU_E_NO_SERVICE means that Windows Update Agent could not provide the requested update service. This is a service-availability result, distinct from an HTTP status returned by an update endpoint.
What to check
- Confirm that the intended update service is registered and available to the client.
- Review WindowsUpdateClient events for the preceding service or policy condition.
- Do not assume that retrying an individual update package will help until the service-level problem is resolved.
Check the service context exposed to WUA
WUA supports registered update services and exposes service management through IUpdateServiceManager. A failure to provide service is therefore not synonymous with “the internet is down.” For API callers, log the service ID selected by the searcher or operation and enumerate the services visible to the same process context.
On managed devices, also verify the configured Windows Update or WSUS policy and whether the Windows Update service is starting normally. If another HRESULT immediately precedes WU_E_NO_SERVICE, keep that code: it may explain why the service could not be created or reached. Repeatedly rebuilding update collections does not repair missing service registration or a stopped service dependency.
References
References
- Microsoft: IUpdateServiceManager
- Microsoft: Windows Update Agent API
- Microsoft: Windows Update log files
Looking for a different code? Search another status or error code.