Hi, I can't to generate correctly the presentations that include metapost graphics. Could somebody tell me where is the error, please? I send a zip file with the test file using the pre-02 style. Thanks a lot. Eduardo F. Cassiraga Departamento de Ingeniería Hidráulica y Medio Ambiente Universidad Politécnica de Valencia C/. Camino de Vera, s/n 46022 Valencia - SPAIN Tel: +34 963 879 613 Fax: +34 963 877 618 E-mail: efc@dihma.upv.es