help this error

this code

Function StartupScreen()
raw = NWM_UT_GetStringFromURL( “http://127.0.0.1/config.opml” )
opml = CreateObject(“roXMLElement”)
opml.Parse(raw)
return ValidStr(opml.categories@StartupScreen)
End Function

ShowPosterScreen(categories, “Menu”, “”, “+StartupScreen()+”, 0)

this erro linea red

solved