| Previous | Next |
| NS_E_DEVICE_NOT_SUPPORT_FORMAT | NS_E_MIXER_INVALID_LINE |
NS_E_SLOW_READ_DIGITAL
Where this result occurs in the Player workflow
NS_E_SLOW_READ_DIGITAL (0xC00D0FA4) marks maintaining digital playback throughput without underrun. Keep this HRESULT attached to the producing operation even when the Player shows a broader message.
Mechanism
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.
Recognition of the drive does not prove that usable audio sectors, a stable digital-read path or a valid rip destination are available. A representative way to reach this result is that a laptop drive supplies CD audio buffers more slowly than real-time playback.
State snapshot
| Evidence | Why it matters |
|---|---|
| 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 |
| Key observation | measured read rate, buffer delivery times, selected speed and whether fallback to analog occurred |
| Controlled comparison | Repeat the producing call after changing only this condition: reduce contention or use the stable analog path after confirming the digital reader is too slow. |
Controlled diagnostic sequence
- Capture
0xC00D0FA4, the exact Player/API operation and the first timestamp at which it appears. - Save measured read rate, buffer delivery times, selected speed and whether fallback to analog occurred; do this before ejecting media, reconnecting a device, canceling a job or rebuilding the Player object.
- Reproduce once with the original source and destination, then apply only this change: reduce contention or use the stable analog path after confirming the digital reader is too slow.
- Start a fresh operation and verify that the original call advances without returning
NS_E_SLOW_READ_DIGITAL.
Nearby codes with different owners
| Related result | Different condition |
|---|---|
NS_E_CANT_READ_DIGITAL | opening the digital-audio extraction path for CD playback |
NS_E_NO_CD | testing whether the selected optical drive currently contains readable media |
NS_E_8BIT_WAVE_UNSUPPORTED | validating PCM precision before an audio-CD track is staged |
Focused correction
For this occurrence, reduce contention or use the stable analog path after confirming the digital reader is too slow. Recreate only the object that produced it and repeat the original operation against the same controlled input.
During verification, 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 change one variable at a time.
Technical references
Looking for a different code? Search another status or error code.