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E_MBN_PROVIDER_NOT_VISIBLE
E_MBN_PROVIDER_NOT_VISIBLE is a Windows Mobile Broadband (MBN) HRESULT. It indicates that the requested cellular provider is not present in the current visible-provider list.
What to check for E_MBN_PROVIDER_NOT_VISIBLE
- Refresh the provider list and verify signal coverage before selecting a provider by its old identifier.
- Check roaming policy, radio state, and SIM permissions for the requested provider.
- Avoid using a cached provider result as proof that the provider remains available at the current location.
Diagnostic interpretation of E_MBN_PROVIDER_NOT_VISIBLE
E_MBN_PROVIDER_NOT_VISIBLE has the HRESULT value 0x80548207. AllStat records the condition as “Provider is not visible.”. For E_MBN_PROVIDER_NOT_VISIBLE, in practice, interpret that wording at the boundary owned by the Windows component or COM interface that returned the HRESULT, rather than treating the value as a generic Windows message.
Evidence to capture for E_MBN_PROVIDER_NOT_VISIBLE
- Record the exact COM method or Windows API, its input object, the calling thread, and the full 0x80548207 value before a wrapper converts it to an exception or Boolean result.
- Capture any IErrorInfo text, activity identifier, event-log entry, and subsystem trace that mentions E_MBN_PROVIDER_NOT_VISIBLE or the mbn / provider / visible operation.
- Reproduce E_MBN_PROVIDER_NOT_VISIBLE with the smallest valid input and note whether the result changes with identity, architecture, service state, or target object.
Retry and recovery for E_MBN_PROVIDER_NOT_VISIBLE
Retry E_MBN_PROVIDER_NOT_VISIBLE only when the owning API documents a transient state or after the condition described as “Provider is not visible.” has changed. For E_MBN_PROVIDER_NOT_VISIBLE, configuration, policy, format, and authorization failures normally require correction first; an immediate loop can hide the original call site and add secondary errors.
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