StevenDimDoors/mod_pocketDim/core/PocketManager.java

@@ -391,17 +391,16 @@ public class PocketManager
 
 	public static void unload()
 	{
-		save();
-		dimensionData = null;
-		unregisterPockets();
-	}
+		if (!isLoaded)
+		{
+			throw new IllegalStateException("Pocket dimensions have already been unloaded!");
+		}
 		
-	/*
-	 * This isn't needed right now and it's causing me problems due to the iterator's generic type -_-
-	public static Iterable<NewDimData> getDimensions()
-	{
-		return dimensionData.values();
-	}*/
+		save();
+		unregisterPockets();
+		dimensionData = null;
+		isLoaded = false;
+	}
 	
 	public static DimLink getLink(int x, int y, int z, World world)
 	{

StevenDimDoors/mod_pocketDimClient/ClientPacketHandler.java

@@ -38,6 +38,11 @@ public class ClientPacketHandler implements IPacketHandler, IUpdateSource
 		if (!packet.channel.equals(PacketConstants.CHANNEL_NAME))
 			return;
 		
+		// If this is a memory connection, then our client is running an integrated server.
+		// We can tell by checking if packet size is 0.
+		if (manager.packetSize() == 0)
+			return;
+		
 		try
 		{
 			DataInputStream input = new DataInputStream(new ByteArrayInputStream(packet.data));