diff --git a/src/generic/datavgen.cpp b/src/generic/datavgen.cpp
index dfc7c2c489..372cb86cb8 100644
--- a/src/generic/datavgen.cpp
+++ b/src/generic/datavgen.cpp
@@ -496,7 +496,6 @@ public:
 
     const wxDataViewTreeNodes& GetChildNodes() const
     {
-        wxASSERT( m_branchData != NULL );
         return m_branchData->children;
     }