diff --git a/src/plugins/qt4projectmanager/qt4projectmanager.cpp b/src/plugins/qt4projectmanager/qt4projectmanager.cpp
index 033c9188e97..a57a903b3fc 100644
--- a/src/plugins/qt4projectmanager/qt4projectmanager.cpp
+++ b/src/plugins/qt4projectmanager/qt4projectmanager.cpp
@@ -482,7 +482,8 @@ UnConfiguredSettings Qt4Manager::unconfiguredSettings() const
                 }
             }
             m_unConfiguredVersionId = version->uniqueId();
-            m_unconfiguredToolChainId = toolChain->id();
+            if (toolChain)
+                m_unconfiguredToolChainId = toolChain->id();
         }
         UnConfiguredSettings us;
         us.version = version;