0x0000025B
ERROR_MARSHALL_OVERFLOW
The user/kernel marshalling buffer has overflowed.
win32decimal 603
Matched as: the code as given (hex)
Log a case with no specific solution
Source: System Error Codes (500-999) - Win32 apps · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09