# File lib/edi4r/edifact.rb, line 1022
    def validate( err_count=0 )

      # Consistency checks

      if (a=@trailer.d0060) != (b=self.size)
        warn "UNE: DE 0060 (#{a}) does not match number of messages (#{b})"
        err_count += 1
      end
      a, b = @trailer.d0048, @header.d0048
      if a != b
        warn "UNE: DE 0048 (#{a}) does not match reference in UNG (#{b})"
        err_count += 1
      end
      
      # FIXME: Check if messages are uniquely numbered

      super
    end