Hi! It is a common error, have a look here: http://dev.mysql.com/doc/refman/5.0/en/old-client.html
I have had the same error. +----------------------------------------+ | ISC Edwin Cruz García | | IT Manager | | Transportes Medel Rogero SA de CV | | Desk: 01 (449) 910 30 90 x3054 | | Movil: 01 (449) 111 29 03 | | email: [EMAIL PROTECTED] | +----------------------------------------+ -----Mensaje original----- De: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] Enviado el: Miércoles, 16 de Noviembre de 2005 07:40 p.m. Para: mysql@lists.mysql.com Asunto: Backward-compatible authentication in v5.0? I'm trying to upgrade MySQL from v4.x to v5.0 under an existing Tcl-based application that uses MySQLTcl and I'm getting: mysqlconnect/db server: Client does not support authentication protocol requested by server; consider upgrading MySQL client Is there something I can do to MySQL v5 server to make it compatible with older clients? Chris -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED] -- MySQL General Mailing List For list archives: http://lists.mysql.com/mysql To unsubscribe: http://lists.mysql.com/[EMAIL PROTECTED]