...
	if ( AsString(~editCountry) == Null) editCountry <<= "---";
...

C:\Vega\Vega5\VegaTab1.cpp(179) : error C2593: 'operator ==' is ambiguous
        C:\upp\uppsrc\Core/Value.h(187): could be 'bool operator ==(String,const Value &)'
        C:\upp\uppsrc\Core/String.h(154): or 'bool AString<T,S>::operator ==(const S &,const S &)' [found usi
	ng argument-dependent lookup]
        with
        [
            T=char,
            S=String
        ]
        while trying to match the argument list '(String, const Nuller)'