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PLS-00302: component 'Variable' must be declared


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Muito boa tarde, estou a meios de um trabalho de base de dados, mas encalhei numa precedure, que me está a dar um erro gostava k alguem me ajudasse... os erros são

Error(14,9): PL/SQL: Statement ignored

Error(14,41): PLS-00302: component 'MED' must be declared

create or replace

procedure proc_media_08(whisky char) is

  cursor med is

  select f.nome, avg(fa.preco_fornecedor) from dk6_fornecedor_artigo fa, dk6_artigo_capacidade ac, dk6_fornecedor f

  where ac.cod_artigo=fa.cod_artigo and f.cod_fornecedor= fa.cod_fornecedor and ac.designacao like whisky and (fa.inicio_comer>'2008.01.01' and (fa.fim_comer<'2008.12.31' or fa.fim_comer is null))

  group by f.nome;     

  dadosmedia med%ROWTYPE;


    open med;


        fetch med into dadosmedia;

        exit when med%notfound;


    end loop;

    close med;

  end proc_media_08;

Desde já o meu muito obrigado

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