JET_errMultiValuedIndexViolation

Code: 0xfffffa7d (4294965885)

As HRESULT:

S: 1 (Failure)
R: 1 (Part of the wrapped NTSTATUS severity, since N is set)
C: 1 (Customer-defined)
N: 1 (Wraps an NTSTATUS value)
X: 1 (Reserved, only expected on the TRK exceptions)
Facility: 0x7ff (Unknown facility)
Code: 0xfa7d (64125)

As NTSTATUS:

Sev: 3 (STATUS_SEVERITY_ERROR)
C: 1 (Customer-defined)
N: 1 (Reserved, must be clear in a well-formed NTSTATUS)
Facility: 0xfff (Unknown facility)
Code: 0xfa7d (64125)

Abstract

Non-unique inter-record index keys generated for a multivalued index

Documented in Win32

Extensible Storage Engine Error Codes

Non-unique inter-record index keys have been generated for a multi-valued index.