diff --git a/LuaLibs/WProcessFreeContour.lua b/LuaLibs/WProcessFreeContour.lua
index c099b04..1beb10f 100644
--- a/LuaLibs/WProcessFreeContour.lua
+++ b/LuaLibs/WProcessFreeContour.lua
@@ -332,6 +332,7 @@ local function MakeByCut( Proc, nRawId, b3Raw)
                end
             end
          end
+         EgtErase( WhId)
       end
       -- verifico il baffo finale
       if vFace[i].Type ~= 4 and ( vFace[i].Type & 2) == 0 then
@@ -357,6 +358,7 @@ local function MakeByCut( Proc, nRawId, b3Raw)
                end
             end
          end
+         EgtErase( WhId)
       end
    end
    -- inserimento dei tagli di lama