What does Intel IPP status -2 (ippStsErr) mean?

 
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ippStsSAReservedErr3 ippStsSAReservedErr1

ippStsErr

generic negative Intel IPP error identifies a scoped API or runtime boundary rather than a general machine failure. The IPP function aborted with the generic negative error because it could not report a more specific status at that boundary.

Where the result is produced

Intel IPP assigns meaning to the sign of IppStatus: negative is error, zero is clean completion, and positive is warning with potentially usable output while evaluating generic negative Intel IPP error. Output validation is therefore inseparable from status handling when diagnosing generic negative Intel IPP error.

Intel IPP uses negative values for errors, zero for no warning/error, and positive values for warnings that can accompany completed output while evaluating generic negative Intel IPP error. Do not treat every nonzero status as an aborted operation when diagnosing generic negative Intel IPP error. Keep the numeric value, declared return type, and first returning operation together with ippStsErr; the same integer can belong to a different status namespace in another API.

Evidence to preserve

CaptureDiagnostic value
Exact IPP function, library version, CPU dispatch layer, arguments, buffer sizes, and first negative return.Identifies the concrete object and operation associated with generic negative Intel IPP error.
IppStatus sign and value interpreted using the same IPP headers as the linked library for the generic negative Intel IPP error case.Separates argument or lifecycle state from the provider beneath generic negative Intel IPP error.
Output-buffer state and checksum before and after the call while evaluating generic negative Intel IPP error.Creates a stable before-and-after comparison for generic negative Intel IPP error.
Reference result or invariant appropriate to the primitive domain when diagnosing generic negative Intel IPP error.Shows whether generic negative Intel IPP error is the first result or a translated summary.

For generic negative Intel IPP error, preserve IppStatus sign and value interpreted using the same IPP headers as the linked library in an investigation of generic negative Intel IPP error before reinstalling, rebooting, clearing state, or substituting another device or provider. A success observed only after such a change is useful comparison data for generic negative Intel IPP error, but it does not identify the original cause.

A controlled diagnostic sequence

  1. Run the function with the smallest documented valid input. Record the first returned status and any state transition observed during generic negative Intel IPP error.
  2. Run one boundary input and one known-good control without changing dispatch/library version for the generic negative Intel IPP error case. Treat a changed result as a new boundary rather than automatic resolution of generic negative Intel IPP error.
  3. Check the status immediately; IPP does not preserve a global last-status value while evaluating generic negative Intel IPP error. Repeat the original supported operation so the check remains relevant to generic negative Intel IPP error.

How nearby outcomes differ

Observed comparisonNext conclusion to test
The first control changes the resultConcentrate on the variable isolated by this check: Run the function with the smallest documented valid input.
The second comparison for generic negative Intel IPP error reproduces the same first statusPreserve lower-layer provider, driver, service, or runtime evidence before editing application data. The second controlled check was: Run one boundary input and one known-good control without changing dispatch/library version for the generic negative Intel IPP error case.
A different status replaces generic negative Intel IPP error after the bounded changeThe operation moved to another boundary after the third controlled check. That check was: Check the status immediately; IPP does not preserve a global last-status value when diagnosing generic negative Intel IPP error. Retain both results and interpret the replacement through its own API contract for generic negative Intel IPP error.

Correction and proof

Targeted correction. Validate all documented preconditions and update to a matching library/header before escalating the generic failure. For generic negative Intel IPP error, modify only the object, argument, policy, provider, or lifecycle state identified by the collected evidence.

Acceptance criterion. The original function returns a specific status or success and output buffers remain unchanged on forced invalid input. Re-run the original operation that produced generic negative Intel IPP error under its original identity and supported configuration, then keep one negative control that still produces the expected neighboring outcome.

Technical references

These owner-maintained or standards-based sources define the namespace and subsystem contract needed to verify ippStsErr on the deployed platform version.


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