UIParamChildren lists automatically updated when an item is renamed.

UIData/UIData.cpp

@@ -75,6 +75,16 @@ void GenericUIData::Rename( const QString& filename )
         m_BaseName = m_FileName;
         m_Suffix   = QString();
     }
+
+    // Update the children list in the display options of all the ancester of the renamed item.
+
+    GenericUIData *p = GetParent();
+    while( p )
+    {
+        if( p->GetDisplayOptions() )
+            p->GetDisplayOptions()->updateChildrenLists( p );
+        p = p->GetParent();
+    }
 }