Erro: listarConteudoSubCatN1() 
SELECT  count(*) as total  FROM conteudo  INNER JOIN conteudo_categoria ON conteudo.concat_codigo = conteudo_categoria.concat_codigo WHERE 1 = 1 AND conteudo.concat_codigo <> 0 AND conteudo.concat_codigo IN (151) AND conteudo.consub_codigo IN ('282')  AND conteudo.con_status = 'a' 
Mysql: MySQL server has gone away