diff --git a/src/main/java/com/seibel/lod/objects/SingleLevelContainer.java b/src/main/java/com/seibel/lod/objects/SingleLevelContainer.java
index 66657b963..3d45c89e4 100644
--- a/src/main/java/com/seibel/lod/objects/SingleLevelContainer.java
+++ b/src/main/java/com/seibel/lod/objects/SingleLevelContainer.java
@@ -108,7 +108,7 @@ public class SingleLevelContainer implements LevelContainer
 			{
 				childPosX = 2 * posX + x;
 				childPosZ = 2 * posZ + z;
-				dataToMerge[2*z + x] = lowerLevelContainer.getData(childPosX, childPosZ)[0];
+				dataToMerge[2*x + z] = ((SingleLevelContainer) lowerLevelContainer).getSingleData(childPosX, childPosZ);
 			}
 		}
 		data = DataPointUtil.mergeSingleData(dataToMerge);
diff --git a/src/main/java/com/seibel/lod/util/ThreadMapUtil.java b/src/main/java/com/seibel/lod/util/ThreadMapUtil.java
index b9904276a..f4e5da029 100644
--- a/src/main/java/com/seibel/lod/util/ThreadMapUtil.java
+++ b/src/main/java/com/seibel/lod/util/ThreadMapUtil.java
@@ -9,9 +9,9 @@ public class ThreadMapUtil
 {
 	public static final ConcurrentMap<String,long[]> threadSingleAddDataMap = new ConcurrentHashMap();
 	public static final ConcurrentMap<String,long[]> threadSingleGetDataMap = new ConcurrentHashMap();
+	public static final ConcurrentMap<String,long[]> threadSingleUpdateMap = new ConcurrentHashMap();
 	public static final ConcurrentMap<String,long[]> threadVerticalAddDataMap = new ConcurrentHashMap();
 	public static final ConcurrentMap<String,long[]> threadVerticalGetDataMap = new ConcurrentHashMap();
-	public static final ConcurrentMap<String,long[]> threadSingleUpdateMap = new ConcurrentHashMap();
 	public static final ConcurrentMap<String,long[][][]> threadVerticalUpdateMap = new ConcurrentHashMap();
 	public static final ConcurrentMap<String,int[]> threadVerticalIndexesMap = new ConcurrentHashMap();