diff --git a/src/sip/jabber/jabber.cpp b/src/sip/jabber/jabber.cpp
index 721c654d0..ae2b41e98 100644
--- a/src/sip/jabber/jabber.cpp
+++ b/src/sip/jabber/jabber.cpp
@@ -622,7 +622,8 @@ void JabberPlugin::onNewMessage(const Jreen::Message& message)
 
     if( message.subtype() == Jreen::Message::Error )
     {
-        qDebug() << Q_FUNC_INFO << "Received error message from " << from << ", not answering... (Condition: " << message.error()->condition() << ")";
+        qDebug() << Q_FUNC_INFO << "Received error message from " << from << ", not answering... (Condition: "
+                 << ( message.error().isNull() ? -1 : message.error()->condition() ) << ")";
         return;
     }