diff --git a/block/AEBaseItemBlock.java b/block/AEBaseItemBlock.java
index ec82e74e9..934437aaa 100644
--- a/block/AEBaseItemBlock.java
+++ b/block/AEBaseItemBlock.java
@@ -123,7 +123,7 @@ public class AEBaseItemBlock extends ItemBlock
 
 		if ( super.placeBlockAt( stack, player, w, x, y, z, side, hitX, hitY, hitZ, metadata ) )
 		{
-			if ( blockType.hasBlockTileEntity() && !blockType.hasCustomRotation() )
+			if ( blockType.hasBlockTileEntity() )
 			{
 				AEBaseTile tile = blockType.getTileEntity( w, x, y, z );
 				ori = tile;
@@ -131,7 +131,7 @@ public class AEBaseItemBlock extends ItemBlock
 				if ( tile == null )
 					return true;
 
-				if ( ori.canBeRotated() )
+				if ( ori.canBeRotated() && !blockType.hasCustomRotation() )
 				{
 					if ( ori.getForward() == null || ori.getUp() == null || // null
 							tile.getForward() == ForgeDirection.UNKNOWN || ori.getUp() == ForgeDirection.UNKNOWN )
diff --git a/core/AELog.java b/core/AELog.java
index 283021213..3c7956c7c 100644
--- a/core/AELog.java
+++ b/core/AELog.java
@@ -47,7 +47,7 @@ public class AELog
 	{
 		if ( AEConfig.instance.isFeatureEnabled( AEFeature.Logging ) )
 		{
-			severe( "Error: " + e.getMessage() );
+			severe( "Error: " + e.getClass().getName() + " : " + e.getMessage() );
 			e.printStackTrace();
 		}
 	}
diff --git a/core/sync/GuiBridge.java b/core/sync/GuiBridge.java
index 081eb2dd0..ea4555452 100644
--- a/core/sync/GuiBridge.java
+++ b/core/sync/GuiBridge.java
@@ -201,7 +201,15 @@ public enum GuiBridge implements IGuiHandler
 			Constructor[] c = Container.getConstructors();
 			if ( c.length == 0 )
 				throw new AppEngException( "Invalid Gui Class" );
-			return findConstructor( c, inventory, tE ).newInstance( inventory, tE );
+
+			Constructor target = findConstructor( c, inventory, tE );
+
+			if ( target == null )
+			{
+				throw new RuntimeException( "Cannot find " + Container.getName() + "( " + typeName( inventory ) + ", " + typeName( tE ) + " )" );
+			}
+
+			return target.newInstance( inventory, tE );
 		}
 		catch (Throwable t)
 		{
@@ -217,7 +225,14 @@ public enum GuiBridge implements IGuiHandler
 			if ( c.length == 0 )
 				throw new AppEngException( "Invalid Gui Class" );
 
-			return findConstructor( c, inventory, tE ).newInstance( inventory, tE );
+			Constructor target = findConstructor( c, inventory, tE );
+
+			if ( target == null )
+			{
+				throw new RuntimeException( "Cannot find " + Container.getName() + "( " + typeName( inventory ) + ", " + typeName( tE ) + " )" );
+			}
+
+			return target.newInstance( inventory, tE );
 		}
 		catch (Throwable t)
 		{
@@ -225,6 +240,14 @@ public enum GuiBridge implements IGuiHandler
 		}
 	}
 
+	private String typeName(Object inventory)
+	{
+		if ( inventory == null )
+			return "NULL";
+
+		return inventory.getClass().getName();
+	}
+
 	private Constructor findConstructor(Constructor[] c, InventoryPlayer inventory, Object tE)
 	{
 		for (Constructor con : c)
@@ -232,7 +255,7 @@ public enum GuiBridge implements IGuiHandler
 			Class[] types = con.getParameterTypes();
 			if ( types.length == 2 )
 			{
-				if ( types[0] == inventory.getClass() && types[1].isAssignableFrom( tE.getClass() ) )
+				if ( types[0].isAssignableFrom( inventory.getClass() ) && types[1].isAssignableFrom( tE.getClass() ) )
 					return con;
 			}
 		}
diff --git a/helpers/DualityInterface.java b/helpers/DualityInterface.java
index c7d7d7911..45985e3e4 100644
--- a/helpers/DualityInterface.java
+++ b/helpers/DualityInterface.java
@@ -156,6 +156,12 @@ public class DualityInterface implements IGridTickable, ISegmentedInventory, ISt
 	private void updatePlan(int slot)
 	{
 		IAEItemStack req = config.getAEStackInSlot( slot );
+		if ( req != null && req.getStackSize() <= 0 )
+		{
+			config.setInventorySlotContents(slot, null);
+			req = null;
+		}
+		
 		ItemStack Stored = storage.getStackInSlot( slot );
 
 		if ( req == null && Stored != null )
@@ -242,7 +248,7 @@ public class DualityInterface implements IGridTickable, ISegmentedInventory, ISt
 					changed = true;
 					ItemStack issue = adaptor.addItems( aquired.getItemStack() );
 					if ( issue != null )
-						throw new RuntimeException( "bad attempt at managining inventory. ( addItems )" );
+						throw new RuntimeException( "bad attempt at managing inventory. ( addItems )" );
 				}
 			}
 			else if ( itemStack.getStackSize() < 0 )
@@ -263,9 +269,9 @@ public class DualityInterface implements IGridTickable, ISegmentedInventory, ISt
 					changed = true;
 					ItemStack removed = adaptor.removeItems( (int) diff, null, null );
 					if ( removed == null )
-						throw new RuntimeException( "bad attempt at managining inventory. ( addItems )" );
+						throw new RuntimeException( "bad attempt at managing inventory. ( addItems )" );
 					else if ( removed.stackSize != diff )
-						throw new RuntimeException( "bad attempt at managining inventory. ( addItems )" );
+						throw new RuntimeException( "bad attempt at managing inventory. ( addItems )" );
 				}
 			}
 			// else wtf?
diff --git a/me/cache/GridStorageCache.java b/me/cache/GridStorageCache.java
index 5802bb2cb..34c842ef3 100644
--- a/me/cache/GridStorageCache.java
+++ b/me/cache/GridStorageCache.java
@@ -80,7 +80,7 @@ public class GridStorageCache implements IStorageGrid
 
 	private void rmvCell(IGridNode node, ICellContainer cc)
 	{
-		if ( node.isActive() && activeCellContainers.contains( cc ) )
+		if ( activeCellContainers.contains( cc ) )
 		{
 			inactiveCellContainers.add( cc );
 			activeCellContainers.remove( cc );
diff --git a/parts/p2p/PartP2PIC2Power.java b/parts/p2p/PartP2PIC2Power.java
index 170022500..578b7d8d3 100644
--- a/parts/p2p/PartP2PIC2Power.java
+++ b/parts/p2p/PartP2PIC2Power.java
@@ -131,6 +131,15 @@ public class PartP2PIC2Power extends PartP2PTunnel<PartP2PIC2Power> implements i
 				Options.add( o );
 		}
 
+		if ( Options.isEmpty() )
+		{
+			for (PartP2PIC2Power o : outs)
+				Options.add( o );
+		}
+
+		if ( Options.isEmpty() )
+			return amount;
+
 		PartP2PIC2Power x = (PartP2PIC2Power) Platform.pickRandom( Options );
 		if ( x != null && x.OutputPacket <= 0.001 )
 		{
diff --git a/parts/reporting/PartCraftingMonitor.java b/parts/reporting/PartCraftingMonitor.java
index ef947769f..6158b8a81 100644
--- a/parts/reporting/PartCraftingMonitor.java
+++ b/parts/reporting/PartCraftingMonitor.java
@@ -7,7 +7,7 @@ public class PartCraftingMonitor extends PartMonitor
 {
 
 	public PartCraftingMonitor(ItemStack is) {
-		super( PartCraftingMonitor.class, is );
+		super( PartCraftingMonitor.class, is,true );
 		frontBright = CableBusTextures.PartCraftingMonitor_Bright;
 		frontColored = CableBusTextures.PartCraftingMonitor_Colored;
 		frontDark = CableBusTextures.PartCraftingMonitor_Dark;
diff --git a/parts/reporting/PartDarkMonitor.java b/parts/reporting/PartDarkMonitor.java
index 475aad3eb..dfbb7b30c 100644
--- a/parts/reporting/PartDarkMonitor.java
+++ b/parts/reporting/PartDarkMonitor.java
@@ -13,7 +13,7 @@ public class PartDarkMonitor extends PartMonitor
 {
 
 	public PartDarkMonitor(ItemStack is) {
-		super( PartDarkMonitor.class, is );
+		super( PartDarkMonitor.class, is,false );
 
 		notLightSource = false;
 	}
diff --git a/parts/reporting/PartMonitor.java b/parts/reporting/PartMonitor.java
index 4e09269c4..abbeff5e3 100644
--- a/parts/reporting/PartMonitor.java
+++ b/parts/reporting/PartMonitor.java
@@ -114,9 +114,10 @@ public class PartMonitor extends AEBasePart implements IPartMonitor, IPowerChann
 		super( PartMonitor.class, is );
 	}
 
-	protected PartMonitor(Class c, ItemStack is) {
+	protected PartMonitor(Class c, ItemStack is, boolean requireChannel ) {
 		super( c, is );
-		if ( notLightSource )
+		
+		if ( requireChannel )
 			proxy.setFlags( GridFlags.REQUIRE_CHANNEL );
 		else
 			proxy.setIdlePowerUsage( 1.0 / 16.0 ); // lights drain a little bit.
diff --git a/parts/reporting/PartPatternTerminal.java b/parts/reporting/PartPatternTerminal.java
index e019a9015..acbc14b66 100644
--- a/parts/reporting/PartPatternTerminal.java
+++ b/parts/reporting/PartPatternTerminal.java
@@ -46,7 +46,7 @@ public class PartPatternTerminal extends PartTerminal implements IAEAppEngInvent
 	}
 
 	public PartPatternTerminal(ItemStack is) {
-		super( PartPatternTerminal.class, is );
+		super( PartPatternTerminal.class, is, true );
 		frontBright = CableBusTextures.PartPatternTerm_Bright;
 		frontColored = CableBusTextures.PartPatternTerm_Colored;
 		frontDark = CableBusTextures.PartPatternTerm_Dark;
diff --git a/parts/reporting/PartSemiDarkMonitor.java b/parts/reporting/PartSemiDarkMonitor.java
index 8fb2f1266..0e9c898f3 100644
--- a/parts/reporting/PartSemiDarkMonitor.java
+++ b/parts/reporting/PartSemiDarkMonitor.java
@@ -13,8 +13,7 @@ public class PartSemiDarkMonitor extends PartMonitor
 {
 
 	public PartSemiDarkMonitor(ItemStack is) {
-		super( PartSemiDarkMonitor.class, is );
-
+		super( PartSemiDarkMonitor.class, is,false );
 		notLightSource = false;
 	}
 
diff --git a/parts/reporting/PartStorageMonitor.java b/parts/reporting/PartStorageMonitor.java
index d502fd57e..7d8899dc1 100644
--- a/parts/reporting/PartStorageMonitor.java
+++ b/parts/reporting/PartStorageMonitor.java
@@ -150,11 +150,11 @@ public class PartStorageMonitor extends PartMonitor implements IPartStorageMonit
 	}
 
 	protected PartStorageMonitor(Class myClass, ItemStack is) {
-		super( myClass, is );
+		super( myClass, is,true );
 	}
 
 	public PartStorageMonitor(ItemStack is) {
-		super( PartStorageMonitor.class, is );
+		super( PartStorageMonitor.class, is,true );
 		frontBright = CableBusTextures.PartStorageMonitor_Bright;
 		frontColored = CableBusTextures.PartStorageMonitor_Colored;
 		frontDark = CableBusTextures.PartStorageMonitor_Dark;
diff --git a/parts/reporting/PartTerminal.java b/parts/reporting/PartTerminal.java
index 5e0be23e3..11806c66a 100644
--- a/parts/reporting/PartTerminal.java
+++ b/parts/reporting/PartTerminal.java
@@ -30,7 +30,7 @@ public class PartTerminal extends PartMonitor implements ITerminalHost, IConfigM
 	AppEngInternalInventory viewCell = new AppEngInternalInventory( this, 5 );
 
 	public PartTerminal(Class clz, ItemStack is) {
-		super( clz, is );
+		super( clz, is,true );
 
 		cm.registerSetting( Settings.SORT_BY, SortOrder.NAME );
 		cm.registerSetting( Settings.VIEW_MODE, ViewItems.ALL );
@@ -54,7 +54,7 @@ public class PartTerminal extends PartMonitor implements ITerminalHost, IConfigM
 	}
 
 	public PartTerminal(ItemStack is) {
-		super( PartTerminal.class, is );
+		super( PartTerminal.class, is,true );
 		frontBright = CableBusTextures.PartTerminal_Bright;
 		frontColored = CableBusTextures.PartTerminal_Colored;
 		frontDark = CableBusTextures.PartTerminal_Dark;
diff --git a/tile/storage/TileIOPort.java b/tile/storage/TileIOPort.java
index b82d334f2..832bdefe7 100644
--- a/tile/storage/TileIOPort.java
+++ b/tile/storage/TileIOPort.java
@@ -380,6 +380,8 @@ public class TileIOPort extends AENetworkInvTile implements IUpgradeableHost, IC
 							}
 
 							itemsToMove -= possible;
+							didStuff = true;
+							break;
 						}
 					}
 				}