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SL_E_SFS_INVALID_FD_TABLE
Where the failure occurs in Software Protection Platform
The useful meaning of SL_E_SFS_INVALID_FD_TABLE, value 0x8004E102, is not simply “activation failed.” It comes from the serialized Token Store file format, where the low-level reader/writer that validates the Token Store container, descriptor table, token records and transaction state before licenses can be evaluated. The condition to investigate is the container’s file-descriptor table is internally inconsistent, so token offsets and extents cannot be trusted.
This distinction matters because this is container metadata damage, not a missing individual token. A later “not licensed” state should not replace the first exact this result HRESULT in logs.
Where it sits in the licensing pipeline
A structural Token Store error occurs before an individual product key can be accepted or rejected. The decisive proof for it is to record descriptor count, duplicate or overlapping extents, store size and the first parser offset reported in Security-SPP diagnostics.
The documented Tokens.dat rebuild procedure is a recovery action, not the first evidence-gathering step; preserve the original error and licensing inventory first. Keep that product/object identity because the same service can expose several independent licensing instances.
State to compare on both sides of the failure
| Item | Why it matters here |
|---|---|
| descriptor table and token offsets | Shows the state transition immediately before the HRESULT. |
| token name, extension, declared size and hash | Correlates service-level evidence with storage, crypto or policy evidence. |
| file-system result and Software Protection event | Reveals whether servicing, migration, restore, cloning or concurrent work changed the precondition. |
| Tokens.dat or the applicable licensing-store file | Identifies the protected object or product instance that returned the code. |
| store header and format version | Separates format/version failure from damage, absence or access failure. |
Code-specific check: record descriptor count, duplicate or overlapping extents, store size and the first parser offset reported in Security-SPP diagnostics.
Do not confuse it with these nearby results
| Result | Different condition |
|---|---|
SL_E_SFS_INVALID_FS_VERSION | Compared with this result, the store header declares a format version that this Software Protection build cannot open. |
SL_E_SFS_INVALID_SYNC | Compared with this result, a token record does not have a matching or valid synchronization marker at its header and footer. |
SL_E_SFS_BAD_TOKEN_NAME | Compared with this result, a serialized token name violates the naming rules expected by the store index. |
Checks in the useful order
- Record it,
0x8004E102, the exact API or service operation, and the affected product or protected object. - capture the five state items above before restarting the service, rebuilding the store, repairing files or retrying activation.
- prove the specific condition: record descriptor count, duplicate or overlapping extents, store size and the first parser offset reported in Security-SPP diagnostics.
- compare the neighboring results below and identify which boundary is actually present.
- change one decisive precondition, repeat the original operation, and verify both the immediate HRESULT and durable license state.
Recovery while preserving licensing evidence
Repair the underlying disk/component issue and rebuild the licensing store through the supported procedure if the original table cannot be read. Preserve the original store, event export, hashes and licensing inventory until the operation succeeds and the expected state survives any required restart.
Representative case: An interrupted write leaves descriptor entries that point outside the current store file.
Actions that usually destroy useful evidence
- do not assuming a product-key change can repair a malformed container.
- do not editing or copying individual records inside the signed store.
- While resolving it, do not use unofficial activation tools, patched binaries, copied stores, disabled integrity checks or hand-edited signed data; they can create a second tamper condition.
Verification after correction
Repeat the operation that originally produced it, not merely a UI refresh. Confirm the exact product/object completes, review LicenseStatus and LicenseStatusReason when applicable, and check that no related boundary replaces it.
Regression testing, retain one failing fixture that reproduces “the container’s file-descriptor table is internally inconsistent, so token offsets and extents cannot be trusted” and one passing fixture that changes only the decisive precondition; this avoids mistaking a broad reset for verification.
Technical references
- Rebuild the Tokens.dat file — supported state, API or recovery information relevant to it.
- Software Licensing provider — reference for it evidence collection and post-repair verification.
- SoftwareLicensingService WMI class — technical contract for the subsystem producing it.
- Slmgr.vbs options — official platform context used to interpret it.
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