generates less code than [...] _Constant (GVL) TVL_Error
optional result error code. Common result
Element SetClientData SetErrorCode [...] OpenFailed (Method) SetErrorCode
block wErrorID SMC_ERROR [...] SMC [...] _BLOCK SMC
system error code (see [...] from plain C code
AreGuidsEqual (Function) UtilBuildItemErrorCode [...] Monitoring CodeWriter (FunctionBlock) Code
