diff --git a/EXE_MachMgr.cpp b/EXE_MachMgr.cpp
index e9c1654..25d402b 100644
--- a/EXE_MachMgr.cpp
+++ b/EXE_MachMgr.cpp
@@ -3461,23 +3461,23 @@ ExeGetCalcAngles( const Vector3d& vtDirT, const Vector3d& vtDirA,
 //-----------------------------------------------------------------------------
 bool
 ExeGetCalcPositions( const Point3d& ptP, double dAngA, double dAngB,
-                     int& nStat, double& dX, double& dY, double& dZ)
+                     double& dX, double& dY, double& dZ)
 {
    IMachMgr* pMachMgr = GetCurrMachMgr() ;
    VERIFY_MACHMGR( pMachMgr, false)
   // calcolo gli assi lineari macchina dalla posizione e dagli assi rotanti
-   return pMachMgr->GetCalcPositions( ptP, dAngA, dAngB, nStat, dX, dY, dZ) ;
+   return pMachMgr->GetCalcPositions( ptP, dAngA, dAngB, dX, dY, dZ) ;
 }
 
 //-----------------------------------------------------------------------------
 bool
 ExeGetCalcPositions( const Point3d& ptP, const DBLVECTOR& vAng,
-                     int& nStat, double& dX, double& dY, double& dZ)
+                     double& dX, double& dY, double& dZ)
 {
    IMachMgr* pMachMgr = GetCurrMachMgr() ;
    VERIFY_MACHMGR( pMachMgr, false)
   // calcolo gli assi lineari macchina dalla posizione e dagli assi rotanti
-   return pMachMgr->GetCalcPositions( ptP, vAng, nStat, dX, dY, dZ) ;
+   return pMachMgr->GetCalcPositions( ptP, vAng, dX, dY, dZ) ;
 }
 
 //-----------------------------------------------------------------------------
diff --git a/LUA_MachMgr.cpp b/LUA_MachMgr.cpp
index 92c2136..f064c3c 100644
--- a/LUA_MachMgr.cpp
+++ b/LUA_MachMgr.cpp
@@ -3687,12 +3687,12 @@ LuaGetCalcPositions( lua_State* L)
    }
    LuaClearStack( L) ;
   // calcolo gli assi lineari dalla posizione e dagli angoli
-   int  nStat ; double dX ; double dY ; double dZ ;
-   bool bOk = ExeGetCalcPositions( ptP, vAng, nStat, dX, dY, dZ) ;
+   double dX ; double dY ; double dZ ;
+   bool bOk = ExeGetCalcPositions( ptP, vAng, dX, dY, dZ) ;
   // restituisco il risultato
    if ( bOk) {
       LuaSetParam( L, bOk) ;
-      LuaSetParam( L, nStat) ;
+      LuaSetParam( L, 0) ;    // assegnato per compatibilità
       LuaSetParam( L, dX) ;
       LuaSetParam( L, dY) ;
       LuaSetParam( L, dZ) ;