JET_errTooManyOpenTablesAndCleanupTimedOut

Code: 0xfffffadf (4294965983)

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: 0xfadf (64223)

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: 0xfadf (64223)

Abstract

Cannot open any more tables (cleanup attempt failed to complete)

Documented in Win32

Extensible Storage Engine Error Codes

No more tables can be opened because the cleanup attempt failed to complete.