diff -r 3f7d9dbe57c8 -r 57a65a3a658c syncmlfw/common/sosserver/src/nsmlsossession.cpp
--- a/syncmlfw/common/sosserver/src/nsmlsossession.cpp	Tue Feb 02 00:44:00 2010 +0200
+++ b/syncmlfw/common/sosserver/src/nsmlsossession.cpp	Fri Feb 19 23:41:35 2010 +0200
@@ -461,6 +461,7 @@
     if ( !iDMAuthInfo )
         {
         aMessage.Complete( KErrNotFound );
+        return;
         }
     aMessage.WriteL( 0, iDMAuthInfo->Ptr(0), 0 );
     aMessage.Complete( KErrNone );
@@ -1545,6 +1546,7 @@
     if ( !log )
         {
         aMessage.Complete( KErrBadHandle );
+        return;
         }
     log->ResetL();
     aMessage.Complete(KErrNone);
@@ -2233,16 +2235,16 @@
             break;               
             };
         
-	   	        
-        if ( iHandler->CompleteBufProgressMsg( *buf, this )) // if owner not found do not remove from buffer
-            {
-            iProgressEventBuffer.Remove(0);        
-            }  
-            
-        delete buf;
-        buf = NULL;   
-        
-        
+	   	if ( buf )  
+	   	    { 
+                if ( iHandler->CompleteBufProgressMsg( *buf, this )) // if owner not found do not remove from buffer
+                    {
+                    iProgressEventBuffer.Remove(0);        
+                    }  
+                    
+                delete buf;
+                buf = NULL; 
+	   	    }   
         }
     
     if ( !mutexError )
@@ -2307,14 +2309,16 @@
             iProgressEventBuffer.Remove(0);        
             }  
         */
-		if ( iHandler->CompleteBufContactSuiteProgressMsg( *buf, this )) // if owner not found do not remove from buffer
-            {
-            iContactSuiteProgressEventBuffer.Remove(0);        
-            }  
+        if ( buf ) 
+          {     
+            if ( iHandler->CompleteBufContactSuiteProgressMsg( *buf, this )) // if owner not found do not remove from buffer
+                {
+                    iContactSuiteProgressEventBuffer.Remove(0);        
+                }  
 
-        delete buf;
-        buf = NULL;   
-        
+            delete buf;
+            buf = NULL;   
+          } 
         
         }