Fixed error handling

src/map/ENC/iso8211.cpp

@@ -86,11 +86,13 @@ int ISO8211::readDR(QVector<FieldDefinition> &fields)
 			return -1;
 
 		r.tag = qFromLittleEndian<quint32>(tag);
-		r.pos = offset + Util::str2int(fieldPos.constData(), posSize);
+		r.pos = Util::str2int(fieldPos.constData(), posSize);
 		r.size = Util::str2int(fieldLen.constData(), lenSize);
 
 		if (r.pos < 0 || r.size < 0)
 			return -1;
+
+		r.pos += offset;
 	}
 
 	return len;
@@ -181,10 +183,8 @@ bool ISO8211::readDDR()
 	for (int i = 0; i < fields.size(); i++) {
 		SubFields def;
 		if (!readDDA(fields.at(i), def)) {
-			QByteArray tag(sizeof(quint32), Qt::Initialization::Uninitialized);
-			qToLittleEndian<quint32>(fields.at(i).tag, tag.data());
 			_errorString = QString("Error reading %1 DDA field")
-			  .arg(QString(tag));
+			  .arg(NAME(fields.at(i).tag));
 			return false;
 		}
 		_map.insert(fields.at(i).tag, def);