0x00000480
ERROR_SINGLE_INSTANCE_APP
Cannot start more than one instance of the specified program.
win32decimal 1152
Matched as: the code as given (hex)
Log a case with no specific solution
Source: System Error Codes (1000-1299) - Win32 apps · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09