diff --git a/API_MachMgr.cpp b/API_MachMgr.cpp
index 0e1fa5c..5d20d93 100644
--- a/API_MachMgr.cpp
+++ b/API_MachMgr.cpp
@@ -1653,8 +1653,9 @@ __stdcall EgtGetCalcTipFromPositions( double dX, double dY, double dZ, double dA
 BOOL
 __stdcall EgtGetCalcToolDirFromAngles( double dAngA, double dAngB, double vtDir[3])
 {
+   DBLVECTOR vAng( 2) ; vAng[0] = dAngA ; vAng[1] = dAngB ;
    Vector3d vtTmp ;
-   if ( ! ExeGetCalcToolDirFromAngles( dAngA, dAngB, vtTmp))
+   if ( ! ExeGetCalcToolDirFromAngles( vAng, vtTmp))
       return FALSE ;
   // ritorno i dati
    if ( vtDir != nullptr)
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 7f682d7..edc1902 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ