0x00000089
ERROR_NOT_SUBSTED
The system tried to delete the substitution of a drive that is not substituted.
win32decimal 137
Matched as: the code as given (hex)
Log a case with no specific solution
Source: System Error Codes (0-499) - Win32 apps · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09