*** oddb.org/src/model/part.rb	2011-11-23 08:42:33.136945600 +0100
--- part.rb	2011-11-23 14:20:40.168923705 +0100
***************
*** 208,214 ****
      private
      def adjust_types(values, app=nil)
        values = values.dup
!       values.each { |key, value|
          case value
          when Persistence::Pointer
            values[key] = value.resolve(app)
--- 208,214 ----
      private
      def adjust_types(values, app=nil)
        values = values.dup
!       values.dup.each { |key, value|
          case value
          when Persistence::Pointer
            values[key] = value.resolve(app)