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NS_E_INVALID_PLUGIN_LOAD_TYPE_CONFIGURATION
NS_E_INVALID_PLUGIN_LOAD_TYPE_CONFIGURATION: owning object, evidence and recovery
Mechanism and scope
This result (0xC00D1454) marks plug-in registration exposes no supported activation mode. Although the visible symptom may be interrupted playback, this HRESULT is raised at an administrative or distribution checkpoint.
Publishing points are stateful server objects with a type, path, name, plug-in collections and start/stop lifecycle., broadcast, on-demand, cache/proxy and push points do not expose identical methods or valid transitions. In a this result trace, read the point type and status from the live server object model. While diagnosing it, a name in an old MMC view or retained COM interface can describe an earlier generation. The decisive question is whether the live object and values match that boundary; the base AllStat description alone does not reveal the object generation, selected plug-in or lower-level failure.
Reading the second result
| Retest observation | Interpretation |
|---|---|
| The same call still returns this result | The rejected precondition has not changed, or the caller is still using an old object/configuration generation. |
| The operation advances and a later code appears | The boundary was cleared. After this result, diagnose the new code at its own source, parser, sink, network or client stage. |
| A new object succeeds while the retained object fails | Object lifetime or stale context is part of the incident; update lifecycle handling rather than applying a machine-wide repair. |
| Only one publishing point, playlist, cache key or plug-in fails | The evidence favors object-specific configuration or content over a server-wide outage. |
Code-specific failure anatomy
In a representative incident, the server reaches plug-in registration exposes no supported activation mode and rejects the operation before the caller can safely assume the next stage occurred. The incident record should therefore join registered load flags, CLSID server entries, bitness, plug-in class and configuration import source with the object generation and the exact administrative or protocol request.
A useful negative control is repair registration so at least one supported in-process or out-of-process mode is declared, then reload the plug-in collection. If that change advances the same it call, the result supports this boundary. If it remains, return to the first lower-level event instead of broadening the repair.
The tempting but misleading response is choosing another load mode in MMC when none is actually registered. That action does not test the distinction that matters here: unsupported load type rejects one requested mode; invalid configuration means the available-mode set is empty or contradictory. This distinction is also why monitoring should retain the symbolic name instead of storing only a generic COM failure.
Evidence that separates this code
| Evidence | Why it matters for it |
|---|---|
| Decisive state | registered load flags, CLSID server entries, bitness, plug-in class and configuration import source. |
| Owning object | Record the server, publishing point, playlist, namespace node, plug-in or cache item that returned it, including its creation or restart time. |
| First lower-level result | Preserve the earliest Win32, socket, COM, parser or plug-in event before the HRESULT; later wrappers can map several causes to it. |
| Controlled comparison | Use a known-good object of the same type and vary only the precondition described as “plug-in registration exposes no supported activation mode”. |
| Security-sensitive data | Log identifiers, lengths, hashes and redacted URLs where possible; do not publish passwords, authorization files or unrestricted client data. |
Test the owning precondition
- Capture
0xC00D1454, it, the exact API/administrative action and the first failure timestamp. - Preserve registered load flags, CLSID server entries, bitness, plug-in class and configuration import source.
- confirm that the object still belongs to the current WMServer, publishing-point or presentation generation.
- Perform one isolated experiment: repair registration so at least one supported in-process or out-of-process mode is declared, then reload the plug-in collection.
- Repeat the original the operation through the same protocol and service account; do not substitute a different client-side test.
- After it, verify the expected next state and retain any later HRESULT as a separate pipeline result.
For automated tests, assert both the HRESULT and the resulting publishing-point, playlist, plug-in or archive state.
Related codes are different
Primary distinction: unsupported load type rejects one requested mode; invalid configuration means the available-mode set is empty or contradictory.
| Nearby result | Different checkpoint |
|---|---|
NS_E_INVALID_PUBLISHING_POINT_NAME | Compare its own symbolic boundary and the first failing call; it must not be grouped automatically with it. |
NS_E_UNSUPPORTED_LOAD_TYPE | Relative to it, this neighboring result belongs to another state or validation branch even when the user-visible symptom is similar. |
NS_E_TOO_MANY_MULTICAST_SINKS | Use the object type and operation sequence to determine which result is authoritative. |
Changes that do not establish the cause
- choosing another load mode in MMC when none is actually registered.
- avoid changing the publishing point, protocol, content and plug-in set in one test., such a test cannot show which precondition cleared the code.
- Do not suppress it or replace it with a generic “media server error”; retain the symbolic code and owning operation in telemetry.
Technical references
- Expanded Use of Publishing Points
- Expanded Use of Plug-ins
- WMS Multicast Data Writer Plug-in Properties
- Microsoft HRESULT registry
Close the incident only after it clears on a current object.
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