>>149
[view]のindexに、show | edit | destroyにcopyを追加
link_to 'copy', vegetable, :action => :copy, :method => "POST"

[controller]
# POST /vegetables
# POST /vegetables.xml
def copy
@vegetable_g = Vegetable.find(params[:id])
@vegetable = Vegetable.new(params[:vegetable_g])

# respond_to do |format|
# format.html { redirect_to(vegetables_url, :notice => '青果見積の複製が完了しました') }
# format.xml { head :ok }
# end

respond_to do |format|
format.html { render :action => "index" }
format.xml { render :xml => @vegetables }
end
end

[error]
白い画面に
Unknown action
No action responded to 11. Actions: copy, create, destroy, edit, index, new, search, show, and update
とでて動きません・・・。