oh, in the distance i could see a pale light

src/main/java/api/hbm/energymk2/PowerNetMK2.java

@@ -40,7 +40,7 @@ public class PowerNetMK2 extends NodeNet<IEnergyReceiverMK2, IEnergyProviderMK2,
 		Iterator<Entry<IEnergyProviderMK2, Long>> provIt = providerEntries.entrySet().iterator();
 		while(provIt.hasNext()) {
 			Entry<IEnergyProviderMK2, Long> entry = provIt.next();
-			if(timestamp - entry.getValue() > timeout) { provIt.remove(); continue; }
+			if(timestamp - entry.getValue() > timeout || isBadLink(entry.getKey())) { provIt.remove(); continue; }
 			long src = Math.min(entry.getKey().getPower(), entry.getKey().getProviderSpeed());
 			if(src > 0) {
 				providers.add(new Pair(entry.getKey(), src));
@@ -58,7 +58,7 @@ public class PowerNetMK2 extends NodeNet<IEnergyReceiverMK2, IEnergyProviderMK2,
 		
 		while(recIt.hasNext()) {
 			Entry<IEnergyReceiverMK2, Long> entry = recIt.next();
-			if(timestamp - entry.getValue() > timeout) { recIt.remove(); continue; }
+			if(timestamp - entry.getValue() > timeout || isBadLink(entry.getKey())) { recIt.remove(); continue; }
 			long rec = Math.min(entry.getKey().getMaxPower() - entry.getKey().getPower(), entry.getKey().getReceiverSpeed());
 			if(rec > 0) {
 				int p = entry.getKey().getPriority().ordinal();

src/main/java/api/hbm/fluidmk2/FluidNetMK2.java

@@ -53,7 +53,7 @@ public class FluidNetMK2 extends NodeNet<IFluidReceiverMK2, IFluidProviderMK2, F
 		
 		while(iterator.hasNext()) {
 			Entry<IFluidProviderMK2, Long> entry = iterator.next();
-			if(currentTime - entry.getValue() > timeout) { iterator.remove(); continue; }
+			if(currentTime - entry.getValue() > timeout || isBadLink(entry.getKey())) { iterator.remove(); continue; }
 			IFluidProviderMK2 provider = entry.getKey();
 			int[] pressureRange = provider.getProvidingPressureRange(type);
 			for(int p = pressureRange[0]; p <= pressureRange[1]; p++) {
@@ -69,7 +69,7 @@ public class FluidNetMK2 extends NodeNet<IFluidReceiverMK2, IFluidProviderMK2, F
 		
 		while(iterator.hasNext()) {
 			Entry<IFluidReceiverMK2, Long> entry = iterator.next();
-			if(currentTime - entry.getValue() > timeout) { iterator.remove(); continue; }
+			if(currentTime - entry.getValue() > timeout || isBadLink(entry.getKey())) { iterator.remove(); continue; }
 			IFluidReceiverMK2 receiver = entry.getKey();
 			int[] pressureRange = receiver.getReceivingPressureRange(type);
 			for(int p = pressureRange[0]; p <= pressureRange[1]; p++) {

src/main/java/api/hbm/fluidmk2/IFluidUserMK2.java

@@ -2,7 +2,9 @@ package api.hbm.fluidmk2;
 
 import com.hbm.inventory.fluid.tank.FluidTank;
 
-public interface IFluidUserMK2 extends IFluidConnectorMK2 {
+import api.hbm.tile.ILoadedTile;
+
+public interface IFluidUserMK2 extends IFluidConnectorMK2, ILoadedTile {
 	
 	public static final int HIGHEST_VALID_PRESSURE = 5;
 	public static final int[] DEFAULT_PRESSURE_RANGE = new int[] {0, 0};

src/main/java/api/hbm/tile/ILoadedTile.java

@@ -1,5 +1,6 @@
 package api.hbm.tile;
 
+/** For anything that should be removed off networks when considered unloaded, only affects providers and receivers, not links. Must not necessarily be a tile. */
 public interface ILoadedTile {
 	
 	public boolean isLoaded();

src/main/java/com/hbm/blocks/machine/BlockPWR.java

@@ -324,5 +324,18 @@ public class BlockPWR extends BlockContainer implements IBlockCT {
 			
 			return false;
 		}
+
+		public boolean isLoaded = true;
+		
+		@Override
+		public boolean isLoaded() {
+			return isLoaded;
+		}
+
+		@Override
+		public void onChunkUnload() {
+			super.onChunkUnload();
+			this.isLoaded = false;
+		}
 	}
 }

src/main/java/com/hbm/items/ModItems.java

@@ -6406,16 +6406,6 @@ public class ModItems {
 		GameRegistry.registerItem(mp_chip_4, mp_chip_4.getUnlocalizedName());
 		GameRegistry.registerItem(mp_chip_5, mp_chip_5.getUnlocalizedName());
 
-		/*GameRegistry.registerItem(missile_skin_camo, missile_skin_camo.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_desert, missile_skin_desert.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_flames, missile_skin_flames.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_manly_pink, missile_skin_manly_pink.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_orange_insulation, missile_skin_orange_insulation.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_sleek, missile_skin_sleek.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_soviet_glory, missile_skin_soviet_glory.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_soviet_stank, missile_skin_soviet_stank.getUnlocalizedName());
-		GameRegistry.registerItem(missile_skin_metal, missile_skin_metal.getUnlocalizedName());*/
-
 		//Satellites
 		GameRegistry.registerItem(sat_mapper, sat_mapper.getUnlocalizedName());
 		GameRegistry.registerItem(sat_scanner, sat_scanner.getUnlocalizedName());

src/main/java/com/hbm/items/weapon/sedna/ItemGunBaseNT.java

@@ -97,6 +97,7 @@ public class ItemGunBaseNT extends Item implements IKeybindReceiver, IEquipRecei
 	
 	public GunConfig getConfig(ItemStack stack, int index) {
 		GunConfig cfg = configs_DNA[index];
+		if(stack == null) return cfg;
 		return WeaponUpgradeManager.eval(cfg, stack, O_GUNCONFIG + index, this);
 	}
 	

src/main/java/com/hbm/uninos/NodeNet.java

@@ -7,6 +7,9 @@ import java.util.List;
 import java.util.Random;
 import java.util.Set;
 
+import api.hbm.tile.ILoadedTile;
+import net.minecraft.tileentity.TileEntity;
+
 public abstract class NodeNet<R, P, L extends GenNode> {
 	
 	/** Global random for figuring things out like random leftover distribution */
@@ -79,4 +82,10 @@ public abstract class NodeNet<R, P, L extends GenNode> {
 		this.receiverEntries.clear();
 		this.providerEntries.clear();
 	}
+	
+	public static boolean isBadLink(Object o) {
+		if(o instanceof ILoadedTile && !((ILoadedTile) o).isLoaded()) return true;
+		if(o instanceof TileEntity && ((TileEntity) o).isInvalid()) return true;
+		return false;
+	}
 }