HP Unified Extensible Firmware Interface - Manual (Page 72)

5 UEFI Shell command status codes
Table 14 (page 72) lists the possible status codes displayed by the UEFI Shell when you issue a
command. Codes vary depending on the command.
Table 14 UEFI Shell command status codes
Meaning Code
The action is completed as requested. SHELL_SUCCESS
The target file or set of files cannot be found. SHELL_NOT_FOUND
The function cannot be performed due to a security violation. When Secure
Boot is enabled, any UEFI application that is not digitally signed using SHELL_SECURITY_VIOLATION
one of the embedded Secure Boot certificates cannot run and returns a
SECURITY_VIOLATION status code instead.
One of the passed in parameters is incorrectly formatted or its value is out
of bounds. SHELL_INVALID_PARAMETER
A request to set a variable in a non-volatile fashion cannot be completed.
The resulting non-volatile request is converted into a volatile request. SHELL_OUT_OF_RESOURCES
The media on which the action is to take place is write-protected. SHELL_WRITE_PROTECTED
There is a hardware error preventing the completion of this command. SHELL_DEVICE_ERROR
72 UEFI Shell command status codes