  def edit
    Log.add_info(request, params.inspect)

    begin
      @item = Item.find(params[:id])
    rescue => evar
      @item = nil
      Log.add_error(request, evar)
    end
  end
The software constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component.