std::cout<<__FILE__<<":"<<__LINE__<<" tag "<<name<<" exists and have type "<<DataTypeName(tags[i].GetDataType())<<" requested "<<DataTypeName(dtype)<<std::endl;
if(!(size==ENUMUNDEF||size==tags[i].GetSize()))
std::cout<<__FILE__<<":"<<__LINE__<<" tag "<<name<<" exists and have size "<<tags[i].GetSize()<<" requested "<<size<<std::endl;