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NS_E_WMP_DAI_SONGTOOSHORT
What this HRESULT means
Windows Media Player reports NS_E_WMP_DAI_SONGTOOSHORT (0xC00D1049) when the selected audio segment does not contain enough material for Digital Audio ID computation. The DAI song too short condition is owned by the analysis stage that needs enough stable audio material to compute an identifier used for metadata matching rather than ordinary playback.
An additional test is to record the analyzed duration, trim boundaries and whether the source is a preview or partial track; that evidence is more useful than reinstalling the Player or changing several unrelated settings at once.
Investigation order
- Find the first component that returned this result and label that event as the DAI song too short boundary.
- Freeze the input and object identity associated with the failing operation before WMP fallback or cleanup changes it.
- Reconstruct the immediately preceding successful state, then identify the call or event that crossed into failure.
- Perform the code-specific test: record the analyzed duration, trim boundaries and whether the source is a preview or partial track.
- Make the targeted change—analyze the complete track or skip identifier lookup for intentionally short material—and repeat the same producing operation.
The surrounding WMP state
Digital Audio ID analysis has different input requirements from decoding a few playable samples. A second relevant constraint is that a successful playback start does not prove that the selected track contains enough analyzable audio for identification.
Representative case: A short jingle plays correctly but cannot produce a stable audio identifier.
Inputs that distinguish the causes
Preserve the first occurrence before retry or fallback changes the evidence. Capture one consistent object instance:
| Field | What to record |
|---|---|
| What to verify | Record the analyzed duration, trim boundaries and whether the source is a preview or partial track |
| Artifact identity | Trim points, pregap and partial-track extraction boundaries for this reproduction |
| Runtime state | Whether the same complete track identifies in a known-good tool for this reproduction |
| Owning object | Metadata lookup request made after identifier creation for this reproduction |
| Lower-level result | Track number, duration and source file hash for this reproduction |
| Correlation | Decoded audio format and amount of non-silent material for this reproduction |
Verification after correction
Repeat the action that returned this HRESULT and verify that the same object passes the former failure point. Success means reaching the next expected load, parse, playlist, control or playback state—not merely suppressing a dialog.
What a real fix must change
Resolve this result where the relevant state is produced: analyze the complete track or skip identifier lookup for intentionally short material. After correction, reload or recreate the owning object so cached failure state is not mistaken for a successful repair.
- Avoid padding or concatenating tracks merely to force an identifier; it can destroy the artifact or state needed to explain it.
- Avoid blaming the metadata service before confirming that identifier generation completed; that can replace the original HRESULT with a secondary failure from another layer.
Technical references
- Windows Media Player SDK — normative or platform material relevant to this HRESULT.
- Managing media items — API or format context.
- Error handling in the WMP object model — documentation for this HRESULT.
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