diff -r c5e73110f733 -r 1389872e7c51 harvester/client/src/harvestersessionwatcher.cpp
--- a/harvester/client/src/harvestersessionwatcher.cpp	Fri Aug 06 09:56:02 2010 +0300
+++ b/harvester/client/src/harvestersessionwatcher.cpp	Mon Aug 23 13:33:21 2010 +0300
@@ -38,6 +38,7 @@
 CHarvesterSessionWatcher::~CHarvesterSessionWatcher() // destruct
 	{   
     Cancel();
+    iObserver = NULL;
  	}
 
 // ---------------------------------------------------------------------------
@@ -105,7 +106,10 @@
           case ERunning:
               {
               // server terminated, notify clients
-              iObserver->HarvesterServerTerminated();
+              if( iObserver )
+                  {
+                  iObserver->HarvesterServerTerminated();
+                  }
               break;
               }