Index: sources/model/MAbstractDynamic.h
===================================================================
diff -u -r27cc308ff5113a9386899d3c8f8b29962a8498e1 -r3561f79af1a92356eea01d5d0c3297c69d2ecdf2
--- sources/model/MAbstractDynamic.h	(.../MAbstractDynamic.h)	(revision 27cc308ff5113a9386899d3c8f8b29962a8498e1)
+++ sources/model/MAbstractDynamic.h	(.../MAbstractDynamic.h)	(revision 3561f79af1a92356eea01d5d0c3297c69d2ecdf2)
@@ -74,7 +74,8 @@
         Types::F32  mDataFieldF2        ;
         Types::U32  mDataFieldB2        ;
     } _data;
-
+protected:
+    const quint8 _xata_start = 5 * 4;
 public:
     MAbstractDynamic () { }