diff --git a/LuaLibs/BeamExec.lua b/LuaLibs/BeamExec.lua
index 655f78a..c97ad29 100644
--- a/LuaLibs/BeamExec.lua
+++ b/LuaLibs/BeamExec.lua
@@ -250,7 +250,7 @@ end
 -- funzione che controlla validità delle combinazioni proposte
 local function IsCombinationAvailable( sCombination, nUnloadPos, bSquareSection)
    -- se non utilizzo BEAMWALL, forzo comportamento BASIC
-   if not BEAM.BeamWall or not BEAM.Rotation then
+   if not BEAM.BW or not BEAM.Rotation then
       BEAM.Rotation = {}
       BEAM.Rotation.Basic = true
    end
diff --git a/Strategies/Standard/STR0005/STR0005.lua b/Strategies/Standard/STR0005/STR0005.lua
index fd79dc1..65f24b3 100644
--- a/Strategies/Standard/STR0005/STR0005.lua
+++ b/Strategies/Standard/STR0005/STR0005.lua
@@ -18,6 +18,34 @@ local Strategy = {}
 local Blade = {}
 Blade.Result = {}
 
+-------------------------------------------------------------------------------------------------------------
+local function IsTwoFacesCommonEdgeTooLong( Proc, Part)
+   local bIsTwoFacesCommonEdgeTooLong = false
+
+   -- controlli preventivi
+   if Proc.nFct ~= 2 then
+      error('IsTwoFacesCommonEdgeTooLong : feature must have two faces ')
+   end
+
+   -- ricerca lato in comune
+   local nCommonEdge
+   for i = 1, #Proc.Faces[1].Edges do
+      if Proc.Faces[1].Edges[i].idAdjacentFace > -1 then
+         nCommonEdge = i
+      end
+   end
+
+   -- se due facce, cubetti troppo lunghi in X non si possono fare
+   local ptEdge1, _, ptEdge2 = EgtSurfTmFacetOppositeSide( Proc.id, Proc.Faces[1].id, -Proc.Faces[1].Edges[nCommonEdge].vtN, GDB_ID.ROOT)
+   local b3BoxEdge = BBox3d( ptEdge1, ptEdge2)
+   local dEdgeLengthOnX = b3BoxEdge:getDimX()
+   if FeatureLib.IsMachiningLong( dEdgeLengthOnX, Part) then
+      bIsTwoFacesCommonEdgeTooLong = true
+   end
+
+   return bIsTwoFacesCommonEdgeTooLong
+end
+
 -------------------------------------------------------------------------------------------------------------
 function STR0005.Make( bAddMachining, Proc, Part, CustomParameters)
    -- carico parametri da default e li aggiorno con quelli passati dal chiamante (potrebbero non essere congruenti)
@@ -74,6 +102,7 @@ function STR0005.Make( bAddMachining, Proc, Part, CustomParameters)
    local dFeatureMaxNotClampableLengthHead, dFeatureMaxNotClampableLengthTail = FeatureLib.GetFeatureMaxNotClampableLengths( Proc, Part)
    local bFeatureHindersClamping = FeatureLib.IsMachiningLong( max( dFeatureMaxNotClampableLengthHead, dFeatureMaxNotClampableLengthTail), Part, { dMaxSegmentLength = BeamData.LONGCUT_ENDLEN})
    local bIsFeatureLong = FeatureLib.IsMachiningLong( Proc.b3Box:getDimX(), Part, { dMaxSegmentLength = BeamData.LONGCUT_ENDLEN})
+   local bIsTwoFacesCommonEdgeTooLong = ( ( Proc.nFct == 2) and IsTwoFacesCommonEdgeTooLong( Proc, Part))
 
    -- lavorazione con codolo
    if ( Proc.nFct > 2 and bIsFeatureLong)
@@ -90,7 +119,11 @@ function STR0005.Make( bAddMachining, Proc, Part, CustomParameters)
    end
 
    -- lavorazione a cubetti / taglio singolo
-   if Proc.nFct < 3 and #Blade.Result == 0 and not bKeepWasteAttached then
+   if #Blade.Result == 0
+      and Proc.nFct < 3
+      and not bKeepWasteAttached
+      and not bIsTwoFacesCommonEdgeTooLong then
+      
       local dMinZTopBlade
       local dMaxNyTopBlade
       local BladeToWasteResult
diff --git a/StrategyLibs/BLADETOWASTE.lua b/StrategyLibs/BLADETOWASTE.lua
index c154b62..2a01ec8 100644
--- a/StrategyLibs/BLADETOWASTE.lua
+++ b/StrategyLibs/BLADETOWASTE.lua
@@ -593,6 +593,21 @@ function BLADETOWASTE.Make( ProcOrId, Part, OptionalParameters)
    -- controlli preventivi
    if Proc.nFct > 2 then
       error( 'BladeToWaste : max 2 faces supported')
+   elseif Proc.nFct == 2 then
+      -- ricerca lato in comune
+      local nCommonEdge
+      for i = 1, #Proc.Faces[1].Edges do
+         if Proc.Faces[1].Edges[i].idAdjacentFace > -1 then
+            nCommonEdge = i
+         end
+      end
+      -- se due facce, cubetti troppo lunghi in X non si possono fare
+      local ptEdge1, _, ptEdge2 = EgtSurfTmFacetOppositeSide( Proc.id, Proc.Faces[1].id, -Proc.Faces[1].Edges[nCommonEdge].vtN, GDB_ID.ROOT)
+      local b3BoxEdge = BBox3d( ptEdge1, ptEdge2)
+      local dEdgeLengthOnX = b3BoxEdge:getDimX()
+      if FeatureLib.IsMachiningLong( dEdgeLengthOnX, Part) then
+         error( 'BLADETOWASTE : common edge too long')
+      end
    end
 
    -- parametri opzionali e default