Hello everybody I just upgraded MySQL following the procedure sugested by "catastrofe" and, so far, everything is working fine. Thank you very much to those guys that helped me. Regards, *********************************** Wilmar Pérez Network Administrator Library System University of Antioquia Tel: ++57(4)210 5962 Fax: ++57(4)211 6939 Calle 67 No 53-108, Bloque 8 Medellín - Colombia http://biblioteca.udea.edu.co *********************************** --------------------------------------------- Servicio de Correo Electronico Sistema de Bibliotecas Universidad de Antioquia ---------------------------------------------