diff --git a/LuaLibs/BeamExec.lua b/LuaLibs/BeamExec.lua
index 07a1b06..3bc1560 100644
--- a/LuaLibs/BeamExec.lua
+++ b/LuaLibs/BeamExec.lua
@@ -1641,7 +1641,8 @@ local function SetCutsOnFrontMortises( vProc)
                   -- verifico se i piani coincidono
                   local bSamePlane = ( ptC1 and vtN1 and ptC2 and vtN2 and AreSameVectorApprox( vtN1, vtN2) and ( ptC2 - ptC1) * vtN1 < 1.0)
                   if bSamePlane then
-                     vProc[i].CutFront = vProc[j].Id
+                     --vProc[i].CutFront = vProc[j].Id
+                     vProc[j].bSkipCut = true
                   end
                   -- log
                   local sMsg = string.format( 'Cut %d meet Mortise %d', vProc[i].Id, vProc[j].Id) .. EgtIf( bSamePlane, ' with same plane', '')
@@ -1658,7 +1659,8 @@ local function SetCutsOnFrontMortises( vProc)
                   -- verifico se i piani coincidono
                   local bSamePlane = ( ptC1 and vtN1 and ptC2 and vtN2 and AreSameVectorApprox( vtN1, vtN2) and ( ptC2 - ptC1) * vtN1 < 1.0)
                   if bSamePlane then
-                     vProc[i].CutFront = vProc[j].Id
+                     --vProc[i].CutFront = vProc[j].Id
+                     vProc[j].bSkipCut = true
                   end
                   -- log
                   local sMsg = string.format( 'Cut %d meet DtMortise %d', vProc[i].Id, vProc[j].Id) .. EgtIf( bSamePlane, ' with same plane', '')
diff --git a/LuaLibs/ProcessDtMortise.lua b/LuaLibs/ProcessDtMortise.lua
index 720c031..5a24167 100644
--- a/LuaLibs/ProcessDtMortise.lua
+++ b/LuaLibs/ProcessDtMortise.lua
@@ -236,7 +236,7 @@ function ProcessDtMortise.Make( Proc, nPhase, nRawId, nPartId, dCurrOvmH)
    -- verifico se frontale
    local bFront = ( Proc.Prc == 56)
    -- se mortasa di fronte, eseguo il taglio della faccia
-   if bFront then
+   if bFront and not Proc.bSkipCut then
       -- verifico esista la faccia di taglio
       local ptCutC, vtCutN = EgtSurfTmFacetCenter( Proc.Id, 1, GDB_ID.ROOT)
       if ptCutC and vtCutN and AreSameVectorApprox( vtExtr, vtCutN) then
diff --git a/LuaLibs/ProcessMortise.lua b/LuaLibs/ProcessMortise.lua
index 83eaaf4..483c7c1 100644
--- a/LuaLibs/ProcessMortise.lua
+++ b/LuaLibs/ProcessMortise.lua
@@ -467,7 +467,7 @@ function ProcessMortise.Make( Proc, nPhase, nRawId, nPartId, dCurrOvmH)
    end
 
    -- se mortasa di fronte, eseguo il taglio della faccia
-   if bFront then
+   if bFront and not Proc.bSkipCut then
       -- verifico esista la faccia di taglio
       local ptCutC, vtCutN = EgtSurfTmFacetCenter( Proc.Id, 1, GDB_ID.ROOT)
       if ptCutC and vtCutN and AreSameVectorApprox( vtExtr, vtCutN) then