0x000000BB
ERROR_SEM_NOT_FOUND
The specified system semaphore name was not found.
win32decimal 187
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