Description of problem: Need to upgrade 3.23 client library to 4.1 client library. Warning: mysql_connect(): Client does not support authentication protocol requested by server; consider upgrading MySQL client in xxx (file) on line 52 Unable to connect to SQL server Version-Release number of selected component (if applicable): [root@dragon stmt2]# rpm -qa | grep -i mysql php-mysql-4.3.2-19.ent mod_auth_mysql-20030510-1.ent perl-DBD-MySQL-2.1021-3 MySQL-python-0.9.1-6 mysql-3.23.58-1 mysql-devel-3.23.58-1 qt-MySQL-3.1.2-13.4 libdbi-dbd-mysql-0.6.5-5 mysql-bench-3.23.58-1 How reproducible: Try to connect to a 4.1 mysql server. Steps to Reproduce: 1. open a php page on 4.1 mysql database 2. 3. Actual results: Expected results: Additional info:
The MySQL 4.1 server is compatible with 3.2x clients if you add the "old_passwords=1" option to the MySQL server's "my.cnf" in the [mysqld] options.