Service Management Errors Errors that the framework returns. TopicsConstantskSMErrorAlreadyRegisteredkSMErrorAuthorizationFailurekSMErrorInternalFailurekSMErrorInvalidPlistkSMErrorInvalidSignaturekSMErrorJobMustBeEnabledkSMErrorJobNotFoundkSMErrorJobPlistNotFoundkSMErrorLaunchDeniedByUserkSMErrorServiceUnavailablekSMErrorToolNotValid