From 53421626c5da4f976429e0b19f760a1ad1cb26cb Mon Sep 17 00:00:00 2001
From: Andrey Kleshchev <andreykproductengine@lindenlab.com>
Date: Tue, 22 Sep 2020 00:15:04 +0300
Subject: SL-13978 Logout crash at LLParamSingleton<LLUI>

Notifications were cleaned up by this point and were pulling in LLUI
---
 indra/newview/llviewerparcelaskplay.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'indra')

diff --git a/indra/newview/llviewerparcelaskplay.cpp b/indra/newview/llviewerparcelaskplay.cpp
index 74586dadc3..afbe2c94de 100644
--- a/indra/newview/llviewerparcelaskplay.cpp
+++ b/indra/newview/llviewerparcelaskplay.cpp
@@ -59,7 +59,10 @@ void LLViewerParcelAskPlay::initSingleton()
 }
 void LLViewerParcelAskPlay::cleanupSingleton()
 {
-    cancelNotification();
+    if (LLNotifications::instanceExists())
+    {
+        cancelNotification();
+    }
 }
 
 void LLViewerParcelAskPlay::askToPlay(const LLUUID &region_id, const S32 &parcel_id, const std::string &url, ask_callback cb)
-- 
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