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SL_E_INVALID_RSDP_COUNT
Where this result is produced
SL_E_INVALID_RSDP_COUNT is HRESULT 0xC004C4B0. It belongs to Genuine Validation. Its narrow boundary is: validation detects an impossible or suspicious count of RSDP/firmware records used in licensing evaluation.
AllStat records “Genuine Validation detected Windows licensing exploits” for this HRESULT. That identifies the official outcome; the additional value is the producing object, evidence set, nearby conditions and safe verification path.
Objects and state transitions
| Stage | Role for this HRESULT |
|---|---|
| Validation contract | Template and parameters define the evidence expected for this OS workflow. |
| Evidence integrity | Blobs, tokens, hashes, signatures or binding data are parsed at the boundary. |
| Platform comparison | Protected files, firmware and license state contribute to the decision represented by this result. |
| Verdict | Validation cannot produce a trustworthy success while this result is returned. |
A later unlicensed, notification or grace-state message describes a consequence. Preserve the earliest event carrying this HRESULT for the same product object or service request.
What the constant itself tells you
| Signal | Interpretation |
|---|---|
| Family | This validation result should be correlated with the evidence producer and Windows build that consumed it. |
| Object | Validation rejected the named object; it was present but not acceptable. |
| Operation | The suffix names the object or transition to inspect before any broad activation reset. |
| State | Its HRESULT severity is failure; later status messages can describe only the resulting state. |
Minimum diagnostic record
| Evidence | Question answered |
|---|---|
| Windows build, edition and servicing baseline | For this HRESULT: Which component produced the validation artifact? |
| template/blob/token version and producing component | For this HRESULT: Does its version match the Windows build and template? |
| earliest validation or Security-SPP event | For this HRESULT: Is the result malformed evidence, integrity damage, revocation or an explicit verdict? |
| firmware-table inventory and OEM image provenance | For this HRESULT: Can caller identity and elevation be captured before changing state? |
| caller identity and elevation | For this HRESULT: Does the evidence support “preserve firmware tables and platform inventory and update firmware only through the OEM” rather than a missing ACPI SLIC or digital marker? |
Redact full keys, activation blobs, account tokens, private certificate material and raw hardware identifiers. Partial keys, hashes, IDs and UTC timestamps retain correlation value without publishing secrets.
How to reproduce the same boundary
- After one supported change, repeat the same operation and compare state, events and response correlation for this HRESULT.
- Bind this result to the exact Application ID, Activation ID, edition and partial key.
- Record
0xC004C4B0, UTC time, caller and the first method or server request that returned it. - Capture Windows build, edition and servicing baseline specifically for this HRESULT.
- Prove the distinction between the named boundary and a missing ACPI SLIC or digital marker before remediation.
REM Evidence context: SL_E_INVALID_RSDP_COUNT
cscript %windir%\system32\slmgr.vbs /dlv
DISM /Online /Cleanup-Image /ScanHealth
sfc /verifyonlyUse the status output as evidence. Run an activation retry only after the collected state supports the identified prerequisite; blind retries can add quota, throttle or cleanup noise.
Do not merge these conditions
| Result | Different condition |
|---|---|
SL_E_INVALID_AD_DATA | Active Directory-based activation evidence is malformed, incomplete or not valid for the current product |
SL_E_ENGINE_DETECTED_EXPLOIT | the Genuine Validation engine classifies the overall licensing environment as exploited |
SL_E_HEALTH_CHECK_FAILED_MUI_FILES | the validation health check finds altered or inconsistent language-specific MUI resources |
Sort related HRESULTs by timestamp and object/request identity. The first code from the producing layer is usually more actionable than a later summary from Settings, deployment software or a wrapper.
A focused reproduction for this exact result
| Control | Design |
|---|---|
| Failing fixture | Firmware exposes duplicated or manipulated licensing-related tables. |
| Single variable | Change only the narrow input or state named by the HRESULT while product identity remains fixed. |
| Positive control | A known-good value at that boundary succeeds and the failing fixture still reproduces the code. |
| Different result | If the experiment instead proves “Active Directory-based activation evidence is malformed, incomplete or not valid for the current product”, follow that neighboring boundary rather than treating it as this result. |
This controlled comparison is stronger than a broad reset because it changes one prerequisite and leaves product identity, evidence source and observation method stable.
Recovery without broad resets
A supported correction is to preserve firmware tables and platform inventory and update firmware only through the OEM. A representative incident is firmware exposes duplicated or manipulated licensing-related tables.
Changes that make this code harder to diagnose
- avoid hand-editing signed blobs, protected files or firmware tables; it changes evidence without proving the named boundary.
- avoid using unofficial activation patches during integrity investigation; it changes evidence without proving the named boundary.
- avoid rebuilding stores before preserving hashes and event history; it changes evidence without proving the named boundary.
Technical references
- SoftwareLicensingProduct WMI class — official reference for the mechanism surrounding it.
- SoftwareLicensingService WMI class
- Repair a Windows image with DISM
- System File Checker command
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