| Previous | Next |
| NS_E_TRANSCODE_DELETECACHEERROR | NS_E_CD_EMPTY_TRACK_QUEUE |
NS_E_CD_NO_BUFFERS_READ
Failure boundary and ownership
NS_E_CD_NO_BUFFERS_READ with value 0xC00D11F8 records obtaining the first digital-audio buffers from the CD reader. For NS_E_CD_NO_BUFFERS_READ, the producing call and its state are more diagnostic than a later aggregate Player failure.
Underlying mechanism
At the NS_E_CD_NO_BUFFERS_READ checkpoint, windows Media Player identifies the inserted medium, reads its table of contents, creates a CD reader, and then chooses digital audio extraction or an analog playback path; Ripping adds destination-path creation and an encoder selected from the user’s rip settings. The page-specific boundary is obtaining the first digital-audio buffers from the CD reader.
For NS_E_CD_NO_BUFFERS_READ, recognition of the drive does not prove that usable audio sectors, a stable digital-read path or a valid rip destination are available. The condition can be reproduced when the CD filter starts but never returns a single digital audio buffer.
Trace fields worth keeping
| Evidence | Why it matters for no buffers read |
|---|---|
| Producing object and operation | physical drive identifier, media-change generation, disc and track number, table-of-contents result, digital/analog mode, error-correction flag, read speed, rip state, output format and first lower-level drive error |
| Decisive observation | reader object identity, requested buffer count, callback timestamps and lower-level read result |
| Generation identity | Record the same disc, device, job or Player operation generation that returned NS_E_CD_NO_BUFFERS_READ; a reconnect or media change creates a different test. |
| Underlying result | Keep the first device, filesystem, COM, codec, DirectShow, IMAPI or BITS result seen before the Player mapped it to NS_E_CD_NO_BUFFERS_READ. |
| Controlled comparison | Repeat the producing call after changing only this condition: recreate the reader after a media refresh or use the supported analog path. |
What the comparison proves
| Observation | Interpretation |
|---|---|
| The recorded values match the boundary | The result is consistent with obtaining the first digital-audio buffers from the CD reader; correct that state before changing unrelated codecs, drivers or playlists. |
A lower layer failed before NS_E_CD_NO_BUFFERS_READ | Preserve that earlier HRESULT or device result because NS_E_CD_NO_BUFFERS_READ may be only the Player-level mapping. |
| The same call passes after one isolated change | The comparison supports the no buffers read diagnosis rather than a broad installation failure. |
The code changes after retesting NS_E_CD_NO_BUFFERS_READ | The NS_E_CD_NO_BUFFERS_READ boundary was passed; diagnose the new HRESULT as the next independent stage. |
NS_E_CD_NO_BUFFERS_READ scopes the failure to obtaining the first digital-audio buffers from the CD reader. The presence of NS_E_CD_NO_BUFFERS_READ does not establish a system-wide media failure; verify its owning operation before changing unrelated Player components.
Decision path
- Capture
0xC00D11F8,NS_E_CD_NO_BUFFERS_READ, the exact Player/API operation and the first timestamp at which it appears. - Save reader object identity, requested buffer count, callback timestamps and lower-level read result; do this before ejecting media, reconnecting a device, canceling a job or rebuilding the Player object.
- For
NS_E_CD_NO_BUFFERS_READ, correlate the result with physical drive identifier, media-change generation, disc and track number, table-of-contents result, digital/analog mode, error-correction flag, read speed, rip state, output format and first lower-level drive error. - Reproduce once with the original source and destination, then apply only this change: recreate the reader after a media refresh or use the supported analog path.
- Create a fresh operation generation and verify that the original call advances beyond the no buffers read boundary.
Close alternatives
| Related result | Different diagnostic boundary |
|---|---|
NS_E_CD_EMPTY_TRACK_QUEUE | starting playback or extraction without a queued CD track |
NS_E_CD_NO_READER | creating the Player’s CD reader/filter for the selected drive |
NS_E_CD_ISRC_INVALID | validating the International Standard Recording Code associated with a track |
Safe correction
Correct this boundary by making sure you recreate the reader after a media refresh or use the supported analog path. Then reacquire the interface or media state that produced NS_E_CD_NO_BUFFERS_READ and repeat that call.
When verifying NS_E_CD_NO_BUFFERS_READ, do not polish the disc, change the driver, switch read modes and change the rip format in one test; preserve the first failing track and alter one boundary at a time.
Source material
- About CD Ripping.
- Windows Media Player object model.
- IDiscRecorder2::DisableMcn and media-change notification.
- WAVEFORMATEX structure.
Looking for a different code? Search another status or error code.