From 18390c87dacd4675b3e0e9deb04b153e57a75591 Mon Sep 17 00:00:00 2001
From: AlessandroSigna <alesigna92@gmail.com>
Date: Thu, 7 Jan 2016 10:11:02 -0800
Subject: [PATCH] handling NULL pointer

---
 interface/src/ui/overlays/OverlayPanel.cpp | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/interface/src/ui/overlays/OverlayPanel.cpp b/interface/src/ui/overlays/OverlayPanel.cpp
index 7c52a9030e..9e82a2507c 100644
--- a/interface/src/ui/overlays/OverlayPanel.cpp
+++ b/interface/src/ui/overlays/OverlayPanel.cpp
@@ -172,7 +172,10 @@ void OverlayPanel::applyTransformTo(Transform& transform, bool force) {
             } else if (!_anchorPositionBindEntity.isNull()) {
                 EntityTreePointer entityTree = DependencyManager::get<EntityScriptingInterface>()->getEntityTree();
                 entityTree->withReadLock([&] {
-                    transform.setTranslation(entityTree->findEntityByID(_anchorPositionBindEntity)->getPosition());
+                    EntityItemPointer foundEntity = entityTree->findEntityByID(_anchorPositionBindEntity);
+                    if (foundEntity != NULL) {
+                        transform.setTranslation(foundEntity->getPosition());
+                    }
                 });
             } else {
                 transform.setTranslation(getAnchorPosition());
@@ -184,7 +187,10 @@ void OverlayPanel::applyTransformTo(Transform& transform, bool force) {
             } else if (!_anchorRotationBindEntity.isNull()) {
                 EntityTreePointer entityTree = DependencyManager::get<EntityScriptingInterface>()->getEntityTree();
                 entityTree->withReadLock([&] {
-                    transform.setRotation(entityTree->findEntityByID(_anchorRotationBindEntity)->getRotation());
+                    EntityItemPointer foundEntity = entityTree->findEntityByID(_anchorRotationBindEntity);
+                    if (foundEntity != NULL) {
+                        transform.setRotation(foundEntity->getRotation());
+                    }
                 });
             } else {
                 transform.setRotation(getAnchorRotation());