diff --git a/src/common/datavcmn.cpp b/src/common/datavcmn.cpp
index 86e70906e8..7cbf793019 100644
--- a/src/common/datavcmn.cpp
+++ b/src/common/datavcmn.cpp
@@ -499,7 +499,7 @@ bool wxDataViewIndexListModel::IsContainer( const wxDataViewItem &item ) const
 
 unsigned int wxDataViewIndexListModel::GetChildren( const wxDataViewItem &item, wxDataViewItemArray &children ) const
 {
-    if (m_useHash)
+    if (!m_useHash)
         return 0;  // error
         
     if (item.IsOk())