| Previous | Next |
| NS_E_DRM_UNABLE_TO_CREATE_PLAYLIST_BURN_OBJECT | NS_E_DRM_UNABLE_TO_CREATE_METERING_OBJECT |
NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT
How to classify this result
The symbolic result NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT narrows 0xC00D276C to portable-device certificate, secure clock and transfer policy. In practical terms, the DRM runtime cannot create the device-registration object required for this operation; the producing layer is the device-facing path that authenticates a WMDRM-capable device, obtains its certificate and secure clock, evaluates transfer policy, and records metering or registration state.
The built-in message summarizes the user-visible outcome, while the symbolic phrase “unable to create device registration object” preserves the exact WMDRM boundary for diagnosis. For this code, the proof step is to record the factory/interface call, runtime and stub-library versions, outer object state and first inner HRESULT.
How to prove the condition
- Locate the earliest API return, callback or event containing
NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECTand0xC00D276C. - Identify the exact content, license, store, device or migration object generation involved in “unable to create device registration object”.
- Determine whether “unable to create device registration object” occurred before network exchange, during response validation, while enforcing policy, or while committing protected state.
- Perform the code-specific check: record the factory/interface call, runtime and stub-library versions, outer object state and first inner HRESULT.
- Make one narrow correction — correct component/version or initialization state and create a fresh device-registration object — and repeat the same producing operation.
Which component owns the failure
Do not flatten NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT into a generic DRM error. A device can be reachable as storage while still failing WMDRM authentication, secure-clock or policy requirements. The second relevant rule is that time-bound and subscription licenses may require a trusted device clock; changing the host clock does not repair a device clock that was never obtained or set.
Diagnostic inputs that separate the causes
Capture the first NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT occurrence before retry or teardown changes state. The smallest useful record contains:
- Code-specific proof: record the factory/interface call, runtime and stub-library versions, outer object state and first inner HRESULT.
- Protected identity: device model, firmware and WMDRM capability.
- Operation state: device certificate chain and serial identity.
- Persistence or transport: secure clock value, source and last successful update.
- Security context: requested transfer/burn action and license restriction.
- Correlation point: device activation, registration and metering result.
Prefer IDs, hashes, sizes, and timestamps. Never log keys, passwords, licenses, or decrypted media.
What a supported fix should change
The corrective direction is to correct component/version or initialization state and create a fresh device-registration object. Preserve the original content/header, store or migration material for NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT until the operation succeeds and survives a fresh application object or required restart.
Representative case: The application reaches the device-registration stage but object construction fails before any content or server work begins.
Do not merge these HRESULTs
| Result | Different boundary |
|---|---|
NS_E_DRM_UNABLE_TO_CREATE_METERING_OBJECT | The DRM runtime cannot create the metering object required for this operation. |
NS_E_DRM_TRACK_EXCEEDED_PLAYLIST_RESTICTION | The track has reached its playlist-specific burn limit for this playlist. |
NS_E_DRM_TRACK_EXCEEDED_TRACKBURN_RESTRICTION | The track has exhausted its overall burn count in the Windows Media DRM client |
Order the NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT event chain by timestamp; prefer the earliest specific result.
How to know the fix is real
After the repair, recreate the WMDRM object and run the smallest reproducer for NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT. Confirm that 0xC00D276C no longer occurs, that the intended license action completes, and that no store, certificate, clock or migration warning replaces it.
What the missing object would have owned
In the NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT path, the device-registration object normally manages the protected registration relationship between this computer and a WMDRM device. Object creation fails before that responsibility can be transferred to a live interface, so later player or server messages are secondary.
For this object specifically, preserve the device certificate, serial identity, registration record and approval state. A successful fix should create a new device-registration object and then complete its first real operation, not merely make the factory call return a different generic error.
Technical references
- IWMDRMDeviceApp interface — API and state rules relevant to this boundary.
- Device registration — platform documentation used to distinguish this result from adjacent results.
- Output protection levels — official Windows Media DRM context for
NS_E_DRM_UNABLE_TO_CREATE_DEVICE_REGISTRATION_OBJECT. - Windows Media DRM error codes
Looking for a different code? Search another status or error code.