diff --git a/SfrCreate.cpp b/SfrCreate.cpp
index c3daeb9..6e4fb9d 100644
--- a/SfrCreate.cpp
+++ b/SfrCreate.cpp
@@ -154,12 +154,13 @@ GetSurfFlatRegionFromFatCurve( ICurve* pCrv, double dRadius, bool bSquareEnds, b
          Vector3d vtSLoc( vtStart) ; vtSLoc.ToLoc( frLoc) ;
          double dAngEnd ; vtELoc.ToSpherical( nullptr, nullptr, &dAngEnd) ;
          double dAngStart ; vtSLoc.ToSpherical( nullptr, nullptr, &dAngStart) ;
-         PtrOwner<ICurve> pClose( GetBiArc( ptEnd, dAngEnd, ptStart, dAngStart, 0.5)) ;
-        // porto il biarco in globale
-         pClose->ToGlob( frLoc) ;
+         PtrOwner<ICurve> pClose( GetBiArc( ptEnd, dAngEnd, ptStart, dAngStart, 0.5)) ;        
         // aggiungo il biarco 
-         if ( ! IsNull( pClose))
+         if ( ! IsNull( pClose)) {
+           // porto il biarco in globale
+            pClose->ToGlob( frLoc) ;
             pCompo1->AddCurve( Release( pClose)) ;
+         }            
          else
             pCompo1->Close() ;
       }