Fixes NB#78857
pmo-trunk-r4071
if (priv->row_reference != NULL) {
gtk_tree_row_reference_free (priv->row_reference);
priv->row_reference = gtk_tree_row_reference_copy (row_reference);
+ if (priv->next_row_reference != NULL) {
+ gtk_tree_row_reference_free (priv->next_row_reference);
+ }
priv->next_row_reference = gtk_tree_row_reference_copy (priv->row_reference);
select_next_valid_row (priv->header_model, &(priv->next_row_reference), TRUE);
gtk_tree_row_reference_free (row_reference);