Array
(
[q] => m-en-c-luis-lopez-jimenez-friction-stir-welding-seminario-departamental-del-cicata
[categoria] =>
[tipo] =>
[idioma] => NULL
)
--m-en-c-luis-lopez-jimenez-friction-stir-welding-seminario-departamental-del-cicata----0--------------NULL------ERROR!!