diff --git a/EGnLuaAux.h b/EGnLuaAux.h
index 8776316..0698829 100644
--- a/EGnLuaAux.h
+++ b/EGnLuaAux.h
@@ -20,8 +20,9 @@
 //----------------------------------------------------------------------------
 #define LuaCheckParam(L,I,P)            { if ( ! LuaGetParam(L,I,P)) \
                                           return luaL_error( L, " Invalid Parameter # " #I) ;}
-#define LuaCheckTabFieldParam(L,I,F,P)  { if ( ! LuaGetTabFieldParam(L,I,F,P)) \
-                                          return luaL_error( L, " Invalid Parameter # " #I " (field %s)", F) ;}
+#define LuaCheckTabFieldParam(L,I,F,P)  { if ( ! LuaGetTabFieldParam(L,I,F,P))\
+                                          return luaL_error( L, " Invalid Parameter # " #I " (field %s)",\
+                                                             std::string( F).c_str()) ; }
 
 //----------------------------------------------------------------------------
 inline bool
diff --git a/EMkMachMgr.h b/EMkMachMgr.h
index d641da6..afdb636 100644
--- a/EMkMachMgr.h
+++ b/EMkMachMgr.h
@@ -230,6 +230,7 @@ class __declspec( novtable) IMachMgr
       virtual int  GetTableId( const std::string& sTable) const = 0 ;
       virtual int  GetAxisId( const std::string& sAxis) const = 0 ;
       virtual int  GetHeadId( const std::string& sHead) const = 0 ;
+      virtual bool GetAxisToken( const std::string& sAxis, std::string& sToken) const = 0 ;
       virtual bool SetAxisPos( const std::string& sAxis, double dVal) = 0 ;
       virtual bool GetAxisPos( const std::string& sAxis, double& dVal) const = 0 ;
       virtual bool GetAxisHomePos( const std::string& sAxis, double& dHomeVal) const = 0 ;
diff --git a/EXeExecutor.h b/EXeExecutor.h
index 92bcb17..8a9b2b8 100644
--- a/EXeExecutor.h
+++ b/EXeExecutor.h
@@ -742,6 +742,7 @@ EXE_EXPORT int  ExeGetBaseId( const std::string& sBase) ;
 EXE_EXPORT int  ExeGetTableId( const std::string& sTable) ;
 EXE_EXPORT int  ExeGetAxisId( const std::string& sAxis) ;
 EXE_EXPORT int  ExeGetHeadId( const std::string& sHead) ;
+EXE_EXPORT bool ExeGetAxisToken( const std::string& sAxis, std::string& sToken) ;
 // Machine Calc
 EXE_EXPORT bool ExeSetCalcTable( const std::string& sTable) ;
 EXE_EXPORT bool ExeSetCalcTool( const std::string& sTool, const std::string& sHead, int nExit) ;