diff --git a/src/main/java/refinedstorage/api/network/NetworkMaster.java b/src/main/java/refinedstorage/api/network/NetworkMaster.java
index 70de05f97..109c66c1c 100755
--- a/src/main/java/refinedstorage/api/network/NetworkMaster.java
+++ b/src/main/java/refinedstorage/api/network/NetworkMaster.java
@@ -26,6 +26,7 @@ import refinedstorage.block.EnumControllerType;
 import refinedstorage.container.ContainerGrid;
 import refinedstorage.item.ItemPattern;
 import refinedstorage.network.MessageGridItems;
+import refinedstorage.tile.TileCable;
 import refinedstorage.tile.TileCrafter;
 import refinedstorage.tile.TileWirelessTransmitter;
 import refinedstorage.tile.config.RedstoneMode;
@@ -289,7 +290,9 @@ public class NetworkMaster {
 
             slave.forceConnect(this);
 
-            slaves.add(slavePos);
+            if (!(slave instanceof TileCable)) {
+                slaves.add(slavePos);
+            }
         }
 
         this.slavesToLoad.clear();
@@ -668,6 +671,8 @@ public class NetworkMaster {
     }
 
     public void markDirty() {
-        NetworkMasterSavedData.getOrLoad(world).markDirty();
+        if (world != null) {
+            NetworkMasterSavedData.getOrLoad(world).markDirty();
+        }
     }
 }
diff --git a/src/main/java/refinedstorage/tile/TileSlave.java b/src/main/java/refinedstorage/tile/TileSlave.java
index 23680efe0..68aee547e 100755
--- a/src/main/java/refinedstorage/tile/TileSlave.java
+++ b/src/main/java/refinedstorage/tile/TileSlave.java
@@ -48,7 +48,9 @@ public abstract class TileSlave extends TileBase implements ISynchronizedContain
             this.network = network;
             this.connected = true;
 
-            this.network.addSlave(pos);
+            if (!(this instanceof TileCable)) {
+                this.network.addSlave(pos);
+            }
 
             world.notifyNeighborsOfStateChange(pos, getBlockType());
 
diff --git a/src/main/java/refinedstorage/tile/controller/StorageHandler.java b/src/main/java/refinedstorage/tile/controller/StorageHandler.java
index ebe2c9ad6..c39398e6e 100755
--- a/src/main/java/refinedstorage/tile/controller/StorageHandler.java
+++ b/src/main/java/refinedstorage/tile/controller/StorageHandler.java
@@ -94,16 +94,12 @@ public class StorageHandler {
 
         int quantityPerRequest = 0;
 
-        System.out.println("stack:"+stack);
         CraftingPattern pattern = network.getPatternWithBestScore(stack);
-        System.out.println("pattern: " +pattern);
 
         if (pattern != null) {
             for (ItemStack output : pattern.getOutputs()) {
-                System.out.println("output:"+output);
                 if (RefinedStorageUtils.compareStackNoQuantity(stack, output)) {
                     quantityPerRequest += output.stackSize;
-                    System.out.println("QPR:"+quantityPerRequest);
 
                     if (!pattern.isProcessing()) {
                         break;
diff --git a/src/main/java/refinedstorage/tile/controller/TileController.java b/src/main/java/refinedstorage/tile/controller/TileController.java
index 186404574..3de81e3d8 100755
--- a/src/main/java/refinedstorage/tile/controller/TileController.java
+++ b/src/main/java/refinedstorage/tile/controller/TileController.java
@@ -65,7 +65,7 @@ public class TileController extends TileBase implements IEnergyReceiver, ISynchr
 
     @Override
     public int getEnergyStored(EnumFacing from) {
-        return getNetwork().getEnergy().getEnergyStored();
+        return getNetwork() != null ? getNetwork().getEnergy().getEnergyStored() : 0;
     }
 
     public int getEnergyScaled(int i) {