Fix all Channel Behavior and its mis-behaving.

core/localization/PlayerMessages.java

@@ -5,7 +5,7 @@ import appeng.core.AELog;
 
 public enum PlayerMessages
 {
-	ChestCannotReadStorageCell, InvalidMachine, LoadedSettings, SavedSettings, MachineNotPowered, isNowLocked, isNowUnlocked, AmmoDepleted;
+	ChestCannotReadStorageCell, InvalidMachine, LoadedSettings, SavedSettings, MachineNotPowered, isNowLocked, isNowUnlocked, AmmoDepleted, CommunicationError;
 
 	private PlayerMessages() {
 		AELog.localization( "chat", getName() );

me/helpers/AENetworkProxy.java

@@ -330,6 +330,18 @@ public class AENetworkProxy implements IGridBlock
 		return node.isActive();
 	}
 
+	public boolean isPowered()
+	{
+		try
+		{
+			return getEnergy().isNetworkPowered();
+		}
+		catch (GridAccessException e)
+		{
+			return false;
+		}
+	}
+
 	@Override
 	public void gridChanged()
 	{

parts/automation/PartExportBus.java

@@ -117,6 +117,9 @@ public class PartExportBus extends PartSharedItemBus implements IGridTickable
 	@Override
 	TickRateModulation doBusWork()
 	{
+		if ( !proxy.isActive() )
+			return TickRateModulation.IDLE;
+
 		itemToSend = 1;
 		didSomething = false;
 

parts/automation/PartImportBus.java

@@ -142,6 +142,9 @@ public class PartImportBus extends PartSharedItemBus implements IGridTickable, I
 
 	TickRateModulation doBusWork()
 	{
+		if ( !proxy.isActive() )
+			return TickRateModulation.IDLE;
+
 		worked = false;
 
 		InventoryAdaptor myAdaptor = getHandler();

parts/misc/PartStorageBus.java

@@ -19,6 +19,8 @@ import appeng.api.config.Settings;
 import appeng.api.config.Upgrades;
 import appeng.api.networking.IGridNode;
 import appeng.api.networking.events.MENetworkCellArrayUpdate;
+import appeng.api.networking.events.MENetworkChannelsChanged;
+import appeng.api.networking.events.MENetworkEventSubscribe;
 import appeng.api.networking.security.BaseActionSource;
 import appeng.api.networking.security.MachineSource;
 import appeng.api.networking.ticking.IGridTickable;
@@ -76,6 +78,25 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
 	MEInventoryHandler handler = null;
 
 	int handlerHash = 0;
+	boolean wasActive = false;
+
+	@MENetworkEventSubscribe
+	public void updateChannels(MENetworkChannelsChanged chann)
+	{
+		boolean currentActive = proxy.isActive();
+		if ( wasActive != currentActive )
+		{
+			wasActive = currentActive;
+			try
+			{
+				proxy.getGrid().postEvent( new MENetworkCellArrayUpdate() );
+			}
+			catch (GridAccessException e)
+			{
+				// :P
+			}
+		}
+	}
 
 	@Override
 	public boolean onActivate(EntityPlayer player, Vec3 pos)
@@ -332,7 +353,7 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
 	@Override
 	public List<IMEInventoryHandler> getCellArray(StorageChannel channel)
 	{
-		IMEInventoryHandler out = getHandler();
+		IMEInventoryHandler out = proxy.isActive() ? getHandler() : null;
 		if ( out == null )
 			return Arrays.asList( new IMEInventoryHandler[] {} );
 		return Arrays.asList( new IMEInventoryHandler[] { out } );
@@ -354,7 +375,8 @@ public class PartStorageBus extends PartUpgradeable implements IGridTickable, IC
 	{
 		try
 		{
-			proxy.getStorage().postAlterationOfStoredItems( StorageChannel.ITEMS, change, mySrc );
+			if ( proxy.isActive() )
+				proxy.getStorage().postAlterationOfStoredItems( StorageChannel.ITEMS, change, mySrc );
 		}
 		catch (GridAccessException e)
 		{

parts/reporting/PartConversionMonitor.java

@@ -35,6 +35,9 @@ public class PartConversionMonitor extends PartStorageMonitor
 		if ( Platform.isClient() )
 			return true;
 
+		if ( !proxy.isActive() )
+			return false;
+
 		boolean ModeB = false;
 
 		ItemStack item = player.getCurrentEquippedItem();

parts/reporting/PartStorageMonitor.java

@@ -123,6 +123,9 @@ public class PartStorageMonitor extends PartMonitor implements IPartStorageMonit
 		if ( Platform.isClient() )
 			return true;
 
+		if ( !proxy.isActive() )
+			return false;
+
 		TileEntity te = this.tile;
 		ItemStack eq = player.getCurrentEquippedItem();
 		if ( Platform.isWrench( player, eq, te.xCoord, te.yCoord, te.zCoord ) )

parts/reporting/PartTerminal.java

@@ -6,6 +6,7 @@ import net.minecraft.util.Vec3;
 import appeng.api.storage.IMEMonitor;
 import appeng.api.storage.IStorageMonitorable;
 import appeng.client.texture.CableBusTextures;
+import appeng.core.localization.PlayerMessages;
 import appeng.core.sync.GuiBridge;
 import appeng.me.GridAccessException;
 import appeng.util.Platform;
@@ -29,7 +30,16 @@ public class PartTerminal extends PartMonitor implements IStorageMonitorable
 			if ( Platform.isClient() )
 				return true;
 
-			Platform.openGUI( player, getHost().getTile(), side, GuiBridge.GUI_ME );
+			if ( proxy.isActive() )
+				Platform.openGUI( player, getHost().getTile(), side, GuiBridge.GUI_ME );
+			else
+			{
+				if ( proxy.isPowered() )
+					player.sendChatToPlayer( PlayerMessages.CommunicationError.get() );
+				else
+					player.sendChatToPlayer( PlayerMessages.MachineNotPowered.get() );
+			}
+
 			return true;
 		}
 

tile/storage/TileChest.java

@@ -70,6 +70,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	long lastStateChange = 0;
 	int priority = 0;
 	int state = 0;
+	boolean wasActive = false;
 
 	private void recalculateDisplay()
 	{
@@ -78,11 +79,25 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 		for (int x = 0; x < getCellCount(); x++)
 			state |= (getCellStatus( x ) << (3 * x));
 
-		if ( getAECurrentPower() > 64 || gridProxy.isActive() )
+		if ( isPowered() )
 			state |= 0x40;
 		else
 			state &= ~0x40;
 
+		boolean currentActive = gridProxy.isActive();
+		if ( wasActive != currentActive )
+		{
+			wasActive = currentActive;
+			try
+			{
+				gridProxy.getGrid().postEvent( new MENetworkCellArrayUpdate() );
+			}
+			catch (GridAccessException e)
+			{
+				// :P
+			}
+		}
+
 		if ( oldState != state )
 			markForUpdate();
 	}
@@ -153,7 +168,7 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 			for (int x = 0; x < getCellCount(); x++)
 				state |= (getCellStatus( x ) << (3 * x));
 
-			if ( getAECurrentPower() > 64 || gridProxy.isActive() )
+			if ( isPowered() )
 				state |= 0x40;
 			else
 				state &= ~0x40;
@@ -259,7 +274,8 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 			{
 				try
 				{
-					gridProxy.getStorage().postAlterationOfStoredItems( chan, change, mySrc );
+					if ( gridProxy.isActive() )
+						gridProxy.getStorage().postAlterationOfStoredItems( chan, change, mySrc );
 				}
 				catch (GridAccessException e)
 				{
@@ -453,14 +469,18 @@ public class TileChest extends AENetworkPowerTile implements IMEChest, IFluidHan
 	@Override
 	public List<IMEInventoryHandler> getCellArray(StorageChannel channel)
 	{
-		try
+		if ( gridProxy.isActive() )
 		{
-			return Arrays.asList( new IMEInventoryHandler[] { getHandler( channel ) } );
+			try
-		}
+			{
-		catch (AENoHandler e)
+				return Arrays.asList( new IMEInventoryHandler[] { getHandler( channel ) } );
-		{
+			}
-			return new ArrayList();
+			catch (AENoHandler e)
+			{
+				// :P
+			}
 		}
+		return new ArrayList();
 	}
 
 	@Override

tile/storage/TileDrive.java

@@ -3,6 +3,7 @@ package appeng.tile.storage;
 import java.io.DataInputStream;
 import java.io.DataOutputStream;
 import java.io.IOException;
+import java.util.ArrayList;
 import java.util.LinkedList;
 import java.util.List;
 
@@ -53,16 +54,31 @@ public class TileDrive extends AENetworkInvTile implements IChestOrDrive, IPrior
 	long lastStateChange = 0;
 	int state = 0;
 	int priority = 0;
+	boolean wasActive = false;
 
 	private void recalculateDisplay()
 	{
 		int oldState = 0;
 
-		if ( gridProxy.isActive() )
+		boolean currentActive;
+		if ( currentActive = gridProxy.isActive() )
 			state |= 0x80000000;
 		else
 			state &= ~0x80000000;
 
+		if ( wasActive != currentActive )
+		{
+			wasActive = currentActive;
+			try
+			{
+				gridProxy.getGrid().postEvent( new MENetworkCellArrayUpdate() );
+			}
+			catch (GridAccessException e)
+			{
+				// :P
+			}
+		}
+
 		for (int x = 0; x < getCellCount(); x++)
 			state |= (getCellStatus( x ) << (3 * x));
 
@@ -240,8 +256,12 @@ public class TileDrive extends AENetworkInvTile implements IChestOrDrive, IPrior
 	@Override
 	public List<IMEInventoryHandler> getCellArray(StorageChannel channel)
 	{
-		updateState();
+		if ( gridProxy.isActive() )
-		return (List) (channel == StorageChannel.ITEMS ? items : fluids);
+		{
+			updateState();
+			return (List) (channel == StorageChannel.ITEMS ? items : fluids);
+		}
+		return new ArrayList();
 	}
 
 	@Override