lib/data-table/table.rb in data-table-2.0.1 vs lib/data-table/table.rb in data-table-2.0.2

@@ -266,9 +266,11 @@
     end
 
     def render_parent_subtotals(group_array)
       html = ''
       @parent_subtotals[group_array].each_with_index do |group, index|
+        next if group.nil?
+
         html << "<tr class='parent_subtotal "
         html << "index_#{index} #{group_array.join('_').gsub(/\s/, '_').downcase}'>"
         @columns.each do |col|
           value = group[col.name] ? group[col.name].values[0] : nil
           html << col.render_cell(value)