diff --git a/CalcPocketing.cpp b/CalcPocketing.cpp
index 7f35749..4af806b 100644
--- a/CalcPocketing.cpp
+++ b/CalcPocketing.cpp
@@ -3798,6 +3798,10 @@ GetPtStartOnOpenEdgeByOrigCurve( const ICurveComposite* pCrvOrig, const PocketPa
          Vector3d vtMidOutTmp ;
         // ricavo il punto medio e il vettore tangente ad esso associato
          if ( pCrvOpen->GetPointD1D2( 0.5, ICurve::FROM_MINUS, ptSTmp, &vtMidOutTmp)) {
+           // versore d'uscita
+            vtMidOutTmp.Normalize() ;
+            vtMidOutTmp.Rotate( Z_AX, 0, -1) ;
+            ptSTmp += vtMidOutTmp * max( PockParams.dRad - PockParams.dSideStep, 0.) ;
            // cerco la sottocurva più vicina a ptSTmp
             int nFlag ;
             double dMyPar ;
@@ -3808,9 +3812,7 @@ GetPtStartOnOpenEdgeByOrigCurve( const ICurveComposite* pCrvOrig, const PocketPa
                if ( pMyCrv != nullptr  &&  pMyCrv->IsValid()  &&  pMyCrv->GetTempProp( 0) == TEMP_PROP_OPEN_EDGE) {
                  // recupero ptStart
                   pMyCrv->GetMidPoint( ptStart) ;
-                 // versore d'uscita
-                  vtMidOutTmp.Normalize() ;
-                  vtMidOutTmp.Rotate( Z_AX, - ANG_RIGHT) ;
+                 // assegno direzione fuori
                   vtMidOut = vtMidOutTmp ;
                  // flag per possibile entrata da fuori
                   bMidOut = true ;
@@ -4198,9 +4200,10 @@ SetAdvancedPtStartForPath( ICRVCOMPOPOVECTOR& vCrvOffsAct, const PocketParams& P
                            bool& bMidOut, int& nIndex, ICRVCOMPOPOVECTOR& vCrvOrigChunkLoops)
 {
   // controllo dei parametri
-   for ( int i = 0 ; i < int( vCrvOffsAct.size()) ; ++ i)
+   for ( int i = 0 ; i < int( vCrvOffsAct.size()) ; ++ i) {
       if ( IsNull( vCrvOffsAct[i])  ||  ! vCrvOffsAct[i]->IsValid()  ||  vCrvOffsAct[i]->GetCurveCount() == 0)
          return false ;
+   }
    if ( pSrfToWork == nullptr  ||  ! pSrfToWork->IsValid()  ||  pSrfToWork->GetChunkCount() != 1)
       return false ;
    nIndex = 0 ;