Fixed with with Condenser, LevelEmiter, and Network Status Guis.

container/implementations/ContainerCondenser.java

@@ -1,5 +1,7 @@
 package appeng.container.implementations;
 
+import java.io.IOException;
+
 import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.inventory.ICrafting;
@@ -9,6 +11,9 @@ import appeng.container.AEBaseContainer;
 import appeng.container.slot.SlotOutput;
 import appeng.container.slot.SlotRestrictedInput;
 import appeng.container.slot.SlotRestrictedInput.PlaceableItemType;
+import appeng.core.AELog;
+import appeng.core.sync.network.NetworkHandler;
+import appeng.core.sync.packets.PacketProgressBar;
 import appeng.tile.misc.TileCondenser;
 import appeng.util.Platform;
 import cpw.mods.fml.relauncher.Side;
@@ -51,13 +56,27 @@ public class ContainerCondenser extends AEBaseContainer
 
 				if ( this.requiredEnergy != maxDisplay )
 				{
-					icrafting.sendProgressBarUpdate( this, 0, (int) maxDisplay );
+					try
+					{
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 0, (int) maxDisplay ), (EntityPlayerMP) icrafting );
+					}
+					catch (IOException e)
+					{
+						AELog.error( e );
+					}
 					changed = true;
 				}
 
 				if ( this.storedPower != this.myte.storedPower )
 				{
-					icrafting.sendProgressBarUpdate( this, 1, (int) this.myte.storedPower );
+					try
+					{
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 1, (int) this.myte.storedPower ), (EntityPlayerMP) icrafting );
+					}
+					catch (IOException e)
+					{
+						AELog.error( e );
+					}
 					changed = true;
 				}
 

container/implementations/ContainerLevelEmitter.java

@@ -1,7 +1,10 @@
 package appeng.container.implementations;
 
+import java.io.IOException;
+
 import net.minecraft.client.gui.GuiTextField;
 import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.entity.player.EntityPlayerMP;
 import net.minecraft.entity.player.InventoryPlayer;
 import net.minecraft.inventory.ICrafting;
 import net.minecraft.inventory.IInventory;
@@ -12,6 +15,9 @@ import appeng.api.config.Settings;
 import appeng.container.slot.SlotFakeTypeOnly;
 import appeng.container.slot.SlotRestrictedInput;
 import appeng.container.slot.SlotRestrictedInput.PlaceableItemType;
+import appeng.core.AELog;
+import appeng.core.sync.network.NetworkHandler;
+import appeng.core.sync.packets.PacketProgressBar;
 import appeng.parts.automation.PartLevelEmitter;
 import appeng.util.Platform;
 import cpw.mods.fml.relauncher.Side;
@@ -101,7 +107,15 @@ public class ContainerLevelEmitter extends ContainerUpgradeable
 
 				if ( this.EmitterValue != lvlEmitter.getReportingValue() )
 				{
-					icrafting.sendProgressBarUpdate( this, 2, (int) lvlEmitter.getReportingValue() );
+					try
+					{
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 2, (int) lvlEmitter.getReportingValue() ), (EntityPlayerMP) icrafting );
+					}
+					catch (IOException e)
+					{
+						AELog.error( e );
+					}
+					// icrafting.sendProgressBarUpdate( this, 2, (int) lvlEmitter.getReportingValue() );
 				}
 			}
 

container/implementations/ContainerNetworkStatus.java

@@ -18,8 +18,10 @@ import appeng.api.networking.energy.IEnergyGrid;
 import appeng.api.storage.data.IAEItemStack;
 import appeng.api.storage.data.IItemList;
 import appeng.container.AEBaseContainer;
+import appeng.core.AELog;
 import appeng.core.sync.network.NetworkHandler;
 import appeng.core.sync.packets.PacketMEInventoryUpdate;
+import appeng.core.sync.packets.PacketProgressBar;
 import appeng.util.Platform;
 import appeng.util.item.AEItemStack;
 import cpw.mods.fml.relauncher.Side;
@@ -110,10 +112,17 @@ public class ContainerNetworkStatus extends AEBaseContainer
 				for (Object c : this.crafters)
 				{
 					ICrafting icrafting = (ICrafting) c;
-					icrafting.sendProgressBarUpdate( this, 0, (int) lo_avgAddition );
+					try
-					icrafting.sendProgressBarUpdate( this, 1, (int) hi_avgAddition );
+					{
-					icrafting.sendProgressBarUpdate( this, 2, (int) lo_powerUsage );
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 0, (int) lo_avgAddition ), (EntityPlayerMP) icrafting );
-					icrafting.sendProgressBarUpdate( this, 3, (int) hi_powerUsage );
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 1, (int) hi_avgAddition ), (EntityPlayerMP) icrafting );
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 2, (int) lo_powerUsage ), (EntityPlayerMP) icrafting );
+						NetworkHandler.instance.sendTo( new PacketProgressBar( 3, (int) hi_powerUsage ), (EntityPlayerMP) icrafting );
+					}
+					catch (IOException e)
+					{
+						AELog.error( e );
+					}
 				}
 			}
 

core/sync/AppEngPacketHandlerBase.java

@@ -15,6 +15,7 @@ import appeng.core.sync.packets.PacketMatterCannon;
 import appeng.core.sync.packets.PacketMockExplosion;
 import appeng.core.sync.packets.PacketMultiPart;
 import appeng.core.sync.packets.PacketPartPlacement;
+import appeng.core.sync.packets.PacketProgressBar;
 import appeng.core.sync.packets.PacketSwitchGuis;
 import appeng.core.sync.packets.PacketTransitionEffect;
 import appeng.core.sync.packets.PacketValueConfig;
@@ -46,6 +47,8 @@ public class AppEngPacketHandlerBase
 
 		PACKET_TRANSITION_EFFECT(PacketTransitionEffect.class),
 
+		PACKET_PROGRESS_VALUE(PacketProgressBar.class),
+
 		PACKET_SWITCH_GUIS(PacketSwitchGuis.class);
 
 		final public Class pc;

core/sync/network/AppEngClientPacketHandler.java

@@ -4,6 +4,7 @@ import io.netty.buffer.ByteBuf;
 
 import java.lang.reflect.InvocationTargetException;
 
+import net.minecraft.client.Minecraft;
 import net.minecraft.entity.player.EntityPlayer;
 import appeng.core.AELog;
 import appeng.core.sync.AppEngPacket;
@@ -19,6 +20,8 @@ public class AppEngClientPacketHandler extends AppEngPacketHandlerBase implement
 		ByteBuf stream = packet.payload();
 		int packetType = -1;
 
+		player = Minecraft.getMinecraft().thePlayer;
+
 		try
 		{
 			packetType = stream.readInt();

core/sync/packets/PacketProgressBar.java

@@ -0,0 +1,56 @@
+package appeng.core.sync.packets;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+
+import java.io.IOException;
+
+import net.minecraft.entity.player.EntityPlayer;
+import net.minecraft.inventory.Container;
+import appeng.container.AEBaseContainer;
+import appeng.core.sync.AppEngPacket;
+import appeng.core.sync.network.INetworkInfo;
+
+public class PacketProgressBar extends AppEngPacket
+{
+
+	short id;
+	int value;
+
+	// automatic.
+	public PacketProgressBar(ByteBuf stream) throws IOException {
+		id = stream.readShort();
+		value = stream.readInt();
+	}
+
+	@Override
+	public void clientPacketData(INetworkInfo network, AppEngPacket packet, EntityPlayer player)
+	{
+		Container c = player.openContainer;
+		if ( c instanceof AEBaseContainer )
+			c.updateProgressBar( id, value );
+	}
+
+	@Override
+	public void serverPacketData(INetworkInfo manager, AppEngPacket packet, EntityPlayer player)
+	{
+		Container c = player.openContainer;
+		if ( c instanceof AEBaseContainer )
+			c.updateProgressBar( id, value );
+	}
+
+	// api
+	public PacketProgressBar(int short_id, int value) throws IOException {
+
+		this.id = (short) short_id;
+		this.value = value;
+
+		ByteBuf data = Unpooled.buffer();
+
+		data.writeInt( getPacketID() );
+		data.writeShort( short_id );
+		data.writeInt( value );
+
+		configureWrite( data );
+	}
+}