| Previous | Next |
| NS_E_PLUGIN_NOTSHUTDOWN | NS_E_WMP_STREAMING_RECORDING_NOT_ALLOWED |
NS_E_WMP_CANNOT_FIND_FOLDER
Where the Player stopped
0xC00D0FD7 maps to NS_E_WMP_CANNOT_FIND_FOLDER. Its actionable interpretation is the folder used by a WMP operation cannot be resolved or reached within WMP file download, save and package persistence; the producing mechanism is the boundary where the Player resolves a path or URL, opens a source or destination, downloads or serializes content and commits the resulting playlist, skin or media-related file.
An additional test is to record canonical path, drive/UNC availability and the account resolving it; that evidence is more useful than reinstalling the Player or changing several unrelated settings at once.
How this layer works
The cannot find folder workflow must be separated from a generic WMP failure: download, parse and save are separate stages: a successful HTTP response does not prove that the payload is valid or that the destination can be committed. It also matters that read-only attributes, sharing modes, redirected paths and streamed sources can prevent persistence even when playback succeeds.
Representative case for cannot find folder: A library/save path points to a disconnected network share. The example isolates only the producing component.
Evidence to capture before retry
Preserve the first occurrence before retry or fallback changes the evidence. Capture one consistent object generation:
| Field | What to record |
|---|---|
| Decisive check | Record canonical path, drive/UNC availability and the account resolving it |
| Artifact identity | HTTP status/content type or local CreateFile-style access outcome |
| Runtime state | Destination directory, temporary file and final rename/replace result |
| Owning object | File attributes, owner, ACL and sharing handles |
| Lower-level result | Bytes received/written, expected length and final hash |
| Correlation | Original URL/path and final redirected or canonical location |
Log paths, hashes, IDs, offsets, and HRESULTs. Exclude secrets and unrelated content from logs.
Why the symbolic name matters
| Result | Different boundary |
|---|---|
NS_E_WMP_STREAMING_RECORDING_NOT_ALLOWED | The Player refuses to save an actively streamed source as an ordinary local media file |
NS_E_SHARING_VIOLATION | Another handle’s sharing mode prevents the required WMP file access |
NS_E_FILE_FAILED_CHECKS | The file fails the Player library admission checks before it can be added |
If this result is followed by a broader “cannot play,” “cannot load,” or “operation failed” result, preserve the earlier event. The later code can be a consequence from a wrapper, fallback item or UI layer rather than the producing failure.
A focused diagnostic sequence
- Preserve
0xC00D0FD7, the ErrorItem context and the object generation involved in the failing operation. - Compare the failing artifact with a known-good artifact that differs only in the suspected property.
- Separate acquisition, parsing, object construction, playback and persistence until the component that produced the failure is clear.
- Confirm the failure directly: record canonical path, drive/UNC availability and the account resolving it.
- After you restore the folder/share or select a valid reachable destination, recreate the owning WMP object and verify that the corrected generation completes.
Correct the producing condition
Change the responsible precondition rather than masking the symptom: restore the folder/share or select a valid reachable destination. A retry is meaningful only after that recorded condition changes.
- Avoid retrying save under a new name without recording the failing destination and access mode; it can destroy the artifact or state needed to explain this result.
- Avoid treating a downloaded error page as a valid playlist, skin or media package; that can replace the original HRESULT with a secondary failure from another layer.
Regression check
Keep one fixture that reproduces 0xC00D0FD7 and one corrected fixture that changes only the identified precondition. This condition correction is complete when the intended operation succeeds without being replaced by a neighboring WMP HRESULT.
What to search for in traces
Use this result, 0xC00D0FD7 and the symbolic phrase in traces. Correlate search keys with API and object.
Technical references
- Supported protocols and file types — API or format context for this HRESULT.
- File name extensions — documentation used to identify the producing boundary of this result.
- Windows Media Player SDK — normative or platform material relevant to this result.
- Error handling in the WMP object model
Looking for a different code? Search another status or error code.