diff --git a/StevenDimDoors/mod_pocketDim/RiftGenerator.java b/StevenDimDoors/mod_pocketDim/RiftGenerator.java
index 6db6a46..924c08f 100644
--- a/StevenDimDoors/mod_pocketDim/RiftGenerator.java
+++ b/StevenDimDoors/mod_pocketDim/RiftGenerator.java
@@ -42,7 +42,7 @@ public class RiftGenerator implements IWorldGenerator
 		{
 			return;
 		}
-		//FIXME: Why is this here? Comment your code! =/ ~SenseiKiwi
+		//This check prevents a crash related to superflat worlds not loading World 0
 		if (dimHelper.getWorld(0) == null)
 		{
 			return;
diff --git a/StevenDimDoors/mod_pocketDim/schematic/Schematic.java b/StevenDimDoors/mod_pocketDim/schematic/Schematic.java
index c81da44..4c6eee4 100644
--- a/StevenDimDoors/mod_pocketDim/schematic/Schematic.java
+++ b/StevenDimDoors/mod_pocketDim/schematic/Schematic.java
@@ -314,7 +314,7 @@ public class Schematic {
 		schematicTag.setString("Materials", "Alpha");
 
 		byte[] lowBits = new byte[blocks.length];
-		byte[] highBits = new byte[(blocks.length >> 1) + 1];
+		byte[] highBits = new byte[(blocks.length >> 1) + (blocks.length & 1)];
 		boolean hasExtendedIDs = encodeBlockIDs(blocks, lowBits, highBits);
 
 		schematicTag.setByteArray("Blocks", lowBits);