diff --git a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ProcessingArray.java b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ProcessingArray.java
index cf9fba5a..14110545 100644
--- a/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ProcessingArray.java
+++ b/src/main/java/gregtech/common/tileentities/machines/multi/GT_MetaTileEntity_ProcessingArray.java
@@ -159,6 +159,7 @@ public class GT_MetaTileEntity_ProcessingArray extends GT_MetaTileEntity_MultiBl
         return aFacing > 1;
     }
 
+    public String mMachine = "";
     public boolean checkRecipe(ItemStack aStack) {
         if (!isCorrectMachinePart(mInventory[1])) {
             return false;
@@ -193,12 +194,14 @@ public class GT_MetaTileEntity_ProcessingArray extends GT_MetaTileEntity_MultiBl
         if (mInventory[1].getUnlocalizedName().endsWith("8")) {
             tTier = 8;
         }
-        
+
+        if(!mMachine.equals(mInventory[1].getUnlocalizedName()))mLastRecipe=null;
+        mMachine = mInventory[1].getUnlocalizedName();
         ItemStack[] tInputs = (ItemStack[]) tInputList.toArray(new ItemStack[tInputList.size()]);
 
         ArrayList<FluidStack> tFluidList = getStoredFluids();
-        
-        FluidStack[] tFluids = (FluidStack[]) tFluidList.toArray(new FluidStack[tFluidList.size()]); 
+
+        FluidStack[] tFluids = (FluidStack[]) tFluidList.toArray(new FluidStack[tFluidList.size()]);
         if (tInputList.size() > 0 || tFluids.length > 0) {
             GT_Recipe tRecipe = map.findRecipe(getBaseMetaTileEntity(), mLastRecipe, false, gregtech.api.enums.GT_Values.V[tTier], tFluids, tInputs);
             if (tRecipe != null) {