diff --git a/hyracks-examples/hyracks-integration-tests/src/test/java/edu/uci/ics/hyracks/tests/rtree/RTreeSecondaryIndexSearchOperatorTest.java b/hyracks-examples/hyracks-integration-tests/src/test/java/edu/uci/ics/hyracks/tests/rtree/RTreeSecondaryIndexSearchOperatorTest.java
index b2f4cd3..27797a6 100644
--- a/hyracks-examples/hyracks-integration-tests/src/test/java/edu/uci/ics/hyracks/tests/rtree/RTreeSecondaryIndexSearchOperatorTest.java
+++ b/hyracks-examples/hyracks-integration-tests/src/test/java/edu/uci/ics/hyracks/tests/rtree/RTreeSecondaryIndexSearchOperatorTest.java
@@ -93,7 +93,6 @@
 	private int primaryKeyFieldCount = 4;
 	private ITypeTrait[] primaryTypeTraits = new ITypeTrait[primaryFieldCount];
 	private IBinaryComparatorFactory[] primaryComparatorFactories = new IBinaryComparatorFactory[primaryKeyFieldCount];
-	private IPrimitiveValueProviderFactory[] primaryValueProviderFactories = new IPrimitiveValueProviderFactory[primaryKeyFieldCount];
 
 	private RTreeTypeAwareTupleWriterFactory primaryTupleWriterFactory = new RTreeTypeAwareTupleWriterFactory(
 			primaryTypeTraits);
diff --git a/hyracks-storage-am-btree/src/main/java/edu/uci/ics/hyracks/storage/am/btree/impls/BTree.java b/hyracks-storage-am-btree/src/main/java/edu/uci/ics/hyracks/storage/am/btree/impls/BTree.java
index 7548a10..6dbfa1c 100644
--- a/hyracks-storage-am-btree/src/main/java/edu/uci/ics/hyracks/storage/am/btree/impls/BTree.java
+++ b/hyracks-storage-am-btree/src/main/java/edu/uci/ics/hyracks/storage/am/btree/impls/BTree.java
@@ -87,6 +87,7 @@
             if (created) {
                 return;
             }
+            this.fileId = fileId;
             freePageManager.init(metaFrame, rootPage);
             initRoot(leafFrame, true);
             created = true;
diff --git a/hyracks-storage-am-common/src/main/java/edu/uci/ics/hyracks/storage/am/common/dataflow/TreeIndexOpHelper.java b/hyracks-storage-am-common/src/main/java/edu/uci/ics/hyracks/storage/am/common/dataflow/TreeIndexOpHelper.java
index 6242cc3..5dbe709 100644
--- a/hyracks-storage-am-common/src/main/java/edu/uci/ics/hyracks/storage/am/common/dataflow/TreeIndexOpHelper.java
+++ b/hyracks-storage-am-common/src/main/java/edu/uci/ics/hyracks/storage/am/common/dataflow/TreeIndexOpHelper.java
@@ -100,6 +100,7 @@
                 try {
                     treeIndex.create(indexFileId, leafFrame, metaFrame);
                 } catch (Exception e) {
+                	e.printStackTrace();
                     throw new HyracksDataException(e);
                 }
             }