| Previous | Next |
| NS_S_WMPCORE_PLAYLIST_CREATION_PENDING | NS_S_WMPCORE_PLAYLIST_REPEAT_SECONDARY_SEGMENTS_IGNORED |
NS_S_WMPCORE_MEDIA_VALIDATION_PENDING
Media validation is pending
NS_S_WMPCORE_MEDIA_VALIDATION_PENDING is HRESULT 856323 (0x000D1103) from Windows Media. The documented description is “Validation of the media is pending.” The severity bit indicates a nonfailure result, but the value carries a specific condition that must not be collapsed into plain S_OK.
In the legacy Windows Media pipeline or Player state, this result means that validation of the media is pending. The high-level request can be considered complete after it only when its documented postcondition has been checked.
Where the status is encountered
- Windows Media source, reader, writer, or renderer callbacks; log the exact method and object state instead of interpreting the constant outside that contract.
- Windows Media Player SDK automation; log the exact method and object state instead of interpreting the constant outside that contract.
- Media graph, playlist, image, rights, or buffering state; log the exact method and object state instead of interpreting the constant outside that contract.
What must be true before accepting it
Verify that the media item is not trusted as fully usable until validation completes. The verification prevents it from being promoted to broader success than the producing API promised.
Evidence to preserve
- Preserve media URL and item ID.
- Preserve validation stage.
- Preserve format and rights checks pending.
- Preserve completion event.
- Preserve state exposed to UI.
Difference from nearby results
The nearby-status comparison controls whether outputs are usable and whether more work is expected.
Correct handling and recovery
Retain the media object, wait for validation results, and quarantine actions that require verified format, location, or rights.
Retry policy must follow the owning state machine rather than a generic transient-error loop.
Practical scenario
A newly imported network item is added provisionally while validation runs. The player enables full playback only after validation succeeds.
References
- Microsoft: Windows Media Format SDK error codes — official Microsoft material relevant to this HRESULT.
- Microsoft: Windows Media Player SDK
- Microsoft: Windows Media Player buffering event
- Microsoft: HRESULT values
Looking for a different code? Search another status or error code.