diff -r 03a293c97d5c -r f5c5c82a163e mmserv/tms/tmsserver/src/tmscenrepaudiohandler.cpp
--- a/mmserv/tms/tmsserver/src/tmscenrepaudiohandler.cpp	Wed Apr 14 16:29:54 2010 +0300
+++ b/mmserv/tms/tmsserver/src/tmscenrepaudiohandler.cpp	Tue Apr 27 17:11:02 2010 +0300
@@ -75,17 +75,23 @@
         {
         err = iMuteListener->Get(muteVal);
         }
-    if (iTMSSer && err == KErrNone && muteVal == EPSTelMicMuteOn)
+    if (err == KErrNone && muteVal == EPSTelMicMuteOn)
         {
 #if !defined(__WINSCW__)
-        iTMSSer->SetGain(NULL, 0);
+        if (iTMSSer)
+            {
+            iTMSSer->SetGain(NULL, 0);
+            }
 #endif //__WINSCW__
         }
     else if (err == KErrNone)
         {
 #if !defined(__WINSCW__)
         // Change when gain is really changed
-        iTMSSer->SetGain(NULL, KDefaultMaxGain);
+        if (iTMSSer)
+            {
+            iTMSSer->SetGain(NULL, KDefaultMaxGain);
+            }
 #endif //__WINSCW__
         }
     }