diff -r b6488ac24ddc -r 1cbb0d5bf7f2 mmlibs/mmfw/tsrc/mmfintegrationtest/vclntavi/src/testvideoplayer.cpp
--- a/mmlibs/mmfw/tsrc/mmfintegrationtest/vclntavi/src/testvideoplayer.cpp	Wed Sep 08 17:15:23 2010 +0100
+++ b/mmlibs/mmfw/tsrc/mmfintegrationtest/vclntavi/src/testvideoplayer.cpp	Thu Sep 16 18:39:58 2010 +0100
@@ -1,4 +1,4 @@
-// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
+// Copyright (c) 2005-2010 Nokia Corporation and/or its subsidiary(-ies).
 // All rights reserved.
 // This component and the accompanying materials are made available
 // under the terms of "Eclipse Public License v1.0"
@@ -1131,10 +1131,22 @@
     TSize clipSize(176, 144);
     TRect clipRect(clipOrigin, clipSize);
     
+    // first call tests creation of display instance
     TRAPD(err, aPlayer->SetDisplayWindowL(iWs, *iScreen, *iWindow, rect, clipRect));
+    INFO_PRINTF1(_L("Test : Made first call to SetDisplayWindowL()"));
     if(err)
         {
-        ERR_PRINTF2(_L("SetDisplayWindowL() failed, error %d"), err);
+        ERR_PRINTF2(_L("First call to SetDisplayWindowL() failed, error %d"), err);
+        CActiveScheduler::Stop();
+        return EFail;
+        }
+
+    // second call tests update of display instance
+    TRAP(err, aPlayer->SetDisplayWindowL(iWs, *iScreen, *iWindow, rect, clipRect));
+    INFO_PRINTF1(_L("Test : Made second call to SetDisplayWindowL()"));
+    if(err)
+        {
+        ERR_PRINTF2(_L("Second call to SetDisplayWindowL() failed, error %d"), err);
         ret = EFail;
         }
     else
@@ -1143,7 +1155,6 @@
         }
 
     CActiveScheduler::Stop();
-        
     return ret;
     }