From 2389295217e345bf48fbb030bb1267d03fa1f691 Mon Sep 17 00:00:00 2001
From: Brad Hefta-Gaub <brad@highfidelity.io>
Date: Mon, 21 Mar 2016 13:04:37 -0700
Subject: [PATCH] actually properly remove pending blendshapes

---
 libraries/render-utils/src/Model.cpp | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/libraries/render-utils/src/Model.cpp b/libraries/render-utils/src/Model.cpp
index d9c79f0722..74c5f55fac 100644
--- a/libraries/render-utils/src/Model.cpp
+++ b/libraries/render-utils/src/Model.cpp
@@ -1295,10 +1295,13 @@ void ModelBlender::setBlendedVertices(const QPointer<Model>& model, int blendNum
     _pendingBlenders--;
     while (!_modelsRequiringBlends.empty()) {
         auto fistItem = _modelsRequiringBlends.begin();
-        ModelPointer nextModel = fistItem->lock();
-        if (nextModel && nextModel->maybeStartBlender()) {
-            _pendingBlenders++;
-            return;
+        if (fistItem != _modelsRequiringBlends.end()) {
+            _modelsRequiringBlends.erase(fistItem);
+            ModelPointer nextModel = fistItem->lock();
+            if (nextModel && nextModel->maybeStartBlender()) {
+                _pendingBlenders++;
+                return;
+            }
         }
     }
 }