From 68731973d8f8288635b2e2aa2bc611bdd74c26e0 Mon Sep 17 00:00:00 2001
From: Zach Pomerantz <zmp@umich.edu>
Date: Mon, 9 May 2016 18:04:38 -0700
Subject: [PATCH] Keep locker when adding script engine

---
 libraries/script-engine/src/ScriptEngines.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libraries/script-engine/src/ScriptEngines.cpp b/libraries/script-engine/src/ScriptEngines.cpp
index d78fd9fe0c..61220bc00b 100644
--- a/libraries/script-engine/src/ScriptEngines.cpp
+++ b/libraries/script-engine/src/ScriptEngines.cpp
@@ -119,6 +119,7 @@ void ScriptEngines::registerScriptInitializer(ScriptInitializer initializer) {
 
 void ScriptEngines::addScriptEngine(ScriptEngine* engine) {
     if (!_stoppingAllScripts) {
+        QMutexLocker locker(&_allScriptsMutex);
         _allKnownScriptEngines.insert(engine);
     }
 }