Sounds should be fixed.

common/mekanism/client/sound/SoundHandler.java

@@ -75,6 +75,8 @@ public class SoundHandler
 			preloadSound(s);
 		}
 		
+		System.out.println("[Mekanism] Preloaded " + listings.size() + " object sounds.");
+		
 		listings = listFiles(corePath.replace("%20", " ").replace(".jar!", ".jar").replace("file:", ""), "assets/mekanism/sound/etc");
 		
 		for(String s : listings)
@@ -84,9 +86,10 @@ public class SoundHandler
 				s = s.split("/mekanism/sound/etc/")[1];
 			}
 			
-			System.out.println("Added " + s);
 			mc.sndManager.addSound("mekanism:etc/" + s);
 		}
+		
+		System.out.println("[Mekanism] Initialized " + listings.size() + " sound effects.");
 	}
 	
 	private List<String> listFiles(String path, String s)
@@ -97,14 +100,11 @@ public class SoundHandler
 		
 		if(!f.exists())
 		{
-			System.out.println(path + " doesn't exist.");
 			return names;
 		}
 		
 		if(!f.isDirectory())
 		{
-			System.out.println(path);
-			
 			try {
 				ZipInputStream zip = new ZipInputStream(new FileInputStream(path));
 				
@@ -121,7 +121,6 @@ public class SoundHandler
 					
 					if(name.contains(s) && name.endsWith(".ogg"))
 					{
-						System.out.println("zipname");
 						names.add(name);
 					}
 				}

common/mekanism/common/inventory/container/ContainerNull.java

@@ -28,6 +28,6 @@ public class ContainerNull extends Container
 	@Override
 	public boolean canInteractWith(EntityPlayer entityplayer) 
 	{
-		return true;
+		return tileEntity.isUseableByPlayer(entityplayer);
 	}
 }

common/mekanism/common/inventory/container/ContainerTeleporter.java

@@ -40,6 +40,7 @@ public class ContainerTeleporter extends Container
     public void onContainerClosed(EntityPlayer entityplayer)
     {
 		super.onContainerClosed(entityplayer);
+		
 		tileEntity.closeChest();
 		tileEntity.playersUsing.remove(entityplayer);
     }

common/mekanism/common/tileentity/TileEntityContainerBlock.java

@@ -135,7 +135,7 @@ public abstract class TileEntityContainerBlock extends TileEntityBasicBlock impl
 	@Override
 	public boolean isUseableByPlayer(EntityPlayer entityplayer)
 	{
-		return true;
+		return !isInvalid();
 	}
 	
 	@Override