From 896cf240f3b0f61216ad32645b548fbbe1f57113 Mon Sep 17 00:00:00 2001
From: Uwe Rathmann <Uwe.Rathmann@tigertal.de>
Date: Tue, 12 Oct 2021 17:57:07 +0200
Subject: [PATCH] defensive checks added

---
 src/controls/QskHintAnimator.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/controls/QskHintAnimator.cpp b/src/controls/QskHintAnimator.cpp
index ee5a1e18..95812bb1 100644
--- a/src/controls/QskHintAnimator.cpp
+++ b/src/controls/QskHintAnimator.cpp
@@ -216,7 +216,8 @@ QskHintAnimatorTable::QskHintAnimatorTable()
 
 QskHintAnimatorTable::~QskHintAnimatorTable()
 {
-    qskAnimatorGuard->unregisterTable( this );
+    if ( qskAnimatorGuard )
+        qskAnimatorGuard->unregisterTable( this );
     delete m_data;
 }
 
@@ -227,7 +228,8 @@ void QskHintAnimatorTable::start( QskControl* control,
     if ( m_data == nullptr )
     {
         m_data = new PrivateData();
-        qskAnimatorGuard->registerTable( this );
+        if ( qskAnimatorGuard )
+            qskAnimatorGuard->registerTable( this );
     }
 
     auto& animator = m_data->map[ aspect ];