diff --git a/core/AEConfig.java b/core/AEConfig.java
index bfb89871b..6dbfa7294 100644
--- a/core/AEConfig.java
+++ b/core/AEConfig.java
@@ -148,6 +148,9 @@ public class AEConfig extends Configuration implements IConfigureableObject, ICo
 				featureFlags.add( feature );
 		}
 
+		if ( featureFlags.contains( AEFeature.WebsiteRecipes ) )
+			featureFlags.add( AEFeature.DuplicateItems );
+
 		for (Enum e : settings.getSettings())
 		{
 			String Category = e.getClass().getSimpleName();
diff --git a/core/features/registries/RecipeHandlerRegistry.java b/core/features/registries/RecipeHandlerRegistry.java
index 61fe54764..99a1ebf14 100644
--- a/core/features/registries/RecipeHandlerRegistry.java
+++ b/core/features/registries/RecipeHandlerRegistry.java
@@ -59,7 +59,16 @@ public class RecipeHandlerRegistry implements IRecipeHandlerRegistry
 	{
 		for (ISubItemResolver sir : resolvers)
 		{
-			ResolveResult rr = sir.resolveItemByName( nameSpace, itemName );
+			ResolveResult rr = null;
+
+			try
+			{
+				rr = sir.resolveItemByName( nameSpace, itemName );
+			}
+			catch (Throwable t)
+			{
+				AELog.error( t );
+			}
 
 			if ( rr != null )
 				return rr;
diff --git a/recipes/AEItemResolver.java b/recipes/AEItemResolver.java
index 4b9086699..25387ce8e 100644
--- a/recipes/AEItemResolver.java
+++ b/recipes/AEItemResolver.java
@@ -25,6 +25,8 @@ public class AEItemResolver implements ISubItemResolver
 					return new ResolveResult( "ItemCrystalSeed", ItemCrystalSeed.Nether );
 				if ( itemName.equalsIgnoreCase( "ItemCrystalSeed.Fluix" ) )
 					return new ResolveResult( "ItemCrystalSeed", ItemCrystalSeed.Fluix );
+
+				return null;
 			}
 
 			if ( itemName.startsWith( "ItemMaterial." ) )
diff --git a/recipes/RecipeHandler.java b/recipes/RecipeHandler.java
index e55879559..2ad5f9a04 100644
--- a/recipes/RecipeHandler.java
+++ b/recipes/RecipeHandler.java
@@ -23,6 +23,7 @@ import appeng.api.recipes.IRecipeHandler;
 import appeng.api.recipes.IRecipeLoader;
 import appeng.core.AEConfig;
 import appeng.core.AELog;
+import appeng.core.AppEng;
 import appeng.core.features.AEFeature;
 import appeng.items.materials.ItemMaterial;
 import appeng.items.parts.ItemPart;
@@ -180,7 +181,15 @@ public class RecipeHandler implements IRecipeHandler
 		try
 		{
 			for (ItemStack is : i.getItemStackSet())
-				return getName( is );
+			{
+				try
+				{
+					return getName( is );
+				}
+				catch (RecipeError notappicable)
+				{
+				}
+			}
 		}
 		catch (Throwable t)
 		{
@@ -191,11 +200,14 @@ public class RecipeHandler implements IRecipeHandler
 		return i.getNameSpace() + ":" + i.getItemName();
 	}
 
-	public String getName(ItemStack is)
+	public String getName(ItemStack is) throws RecipeError
 	{
 		UniqueIdentifier id = GameRegistry.findUniqueIdentifierFor( is.getItem() );
 		String realName = id.modId + ":" + id.name;
 
+		if ( !id.modId.equals( AppEng.modid ) && !id.modId.equals( "minecraft" ) )
+			throw new RecipeError( "Not applicable for website" );
+
 		if ( is.getItem() == AEApi.instance().blocks().blockSkyStone.item() )
 		{
 			switch (is.getItemDamage())