adding small debug info

git-svn-id: svn+ssh://svn.code.sf.net/p/supertuxkart/code/main/branches/hilnius@13420 178a84e3-b1eb-0310-8ba1-8eac791a3b58

src/network/protocol_manager.cpp

@@ -147,7 +147,7 @@ void ProtocolManager::notifyEvent(Event* event)
         m_events_to_process.push_back(epi); // add the event to the queue
     }
     else
-        Log::warn("ProtocolManager", "Received an event that has no destination protocol.");
+        Log::warn("ProtocolManager", "Received an event for %d that has no destination protocol.", searchedProtocol);
     pthread_mutex_unlock(&m_events_mutex);
 }