diff --git a/src/main/java/org/smartregister/model/location/LocationHierarchyTree.java b/src/main/java/org/smartregister/model/location/LocationHierarchyTree.java
index 721b596..48b8d24 100755
--- a/src/main/java/org/smartregister/model/location/LocationHierarchyTree.java
+++ b/src/main/java/org/smartregister/model/location/LocationHierarchyTree.java
@@ -58,12 +58,9 @@ public void addLocation(Location location) {
      * @param locations
      */
     public void buildTreeFromList(List<Location> locations) {
-        long start = System.currentTimeMillis();
         for (Location location : locations) {
             addLocation(location);
         }
-        logger.info(String.format("LocationHierarchyTree.buildTreeFromList took : %d ms", System.currentTimeMillis() - start));
-
     }
 
     public Tree getLocationsHierarchy() {
diff --git a/src/main/java/org/smartregister/model/location/Tree.java b/src/main/java/org/smartregister/model/location/Tree.java
index 9628993..420fdb6 100755
--- a/src/main/java/org/smartregister/model/location/Tree.java
+++ b/src/main/java/org/smartregister/model/location/Tree.java
@@ -32,7 +32,6 @@
 import java.util.Optional;
 import java.util.concurrent.CopyOnWriteArrayList;
 import java.util.concurrent.atomic.AtomicReference;
-import java.util.logging.Logger;
 
 @DatatypeDef(name = "Tree")
 public class Tree extends Type implements ICompositeType {
@@ -52,8 +51,6 @@ public class Tree extends Type implements ICompositeType {
             summary = false)
     private List<ParentChildrenMap> parentChildren;
 
-    private static final Logger logger = Logger.getLogger(Tree.class.getSimpleName());
-
     public SingleTreeNode getTree() {
         return listOfNodes;
     }
@@ -143,7 +140,7 @@ public void addNode(String id, String label, Location node, String parentId) {
             }
 
         } else {
-            logger.severe("Node with ID " + id + " already exists in tree");
+            throw new IllegalArgumentException("Node with ID " + id + " already exists in tree");
         }
     }
 
diff --git a/src/test/java/org/smartregister/model/location/LocationHierarchyTreeTest.java b/src/test/java/org/smartregister/model/location/LocationHierarchyTreeTest.java
index 4c2e3ad..960edf4 100644
--- a/src/test/java/org/smartregister/model/location/LocationHierarchyTreeTest.java
+++ b/src/test/java/org/smartregister/model/location/LocationHierarchyTreeTest.java
@@ -18,7 +18,6 @@
 import org.hl7.fhir.r4.model.Location;
 import org.hl7.fhir.r4.model.Reference;
 import org.junit.Test;
-import org.smartregister.model.location.utils.TestUtils;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -52,10 +51,9 @@ public void testAddLocationWithoutChildLocations() {
 
     @Test
     public void testBuildTreeFromList() {
-        List<Location> locationList = TestUtils.getTestLocations();
+        List<Location> locationList = getLocationList();
         LocationHierarchyTree locationHierarchyTree = new LocationHierarchyTree();
         locationHierarchyTree.buildTreeFromList(locationList);
-
         Tree tree = locationHierarchyTree.getLocationsHierarchy();
         assertNotNull(tree);
         assertNotNull(tree.getTree());
diff --git a/src/test/java/org/smartregister/model/location/utils/TestUtils.java b/src/test/java/org/smartregister/model/location/utils/TestUtils.java
index d5c03f0..b61f5a5 100644
--- a/src/test/java/org/smartregister/model/location/utils/TestUtils.java
+++ b/src/test/java/org/smartregister/model/location/utils/TestUtils.java
@@ -14,7 +14,6 @@ public static List<Location> getTestLocations() {
 
         List<Location> locationList = new ArrayList<>();
 
-
         int parentId = 1;
 
         for (Integer i = 1; i <  TOTAL_LOCATIONS + 1; i++) {