你的PHP程序应该是从MySQL 4.1之前的版本升到新版MySQL库了，按照提示更新密码即可。Please use an administration tool to reset your password with the command SET PASSWORD = PASSWORD('your_existing_password')...
解决方法：SET old_passwords = 0; UPDATE mysql.user SET Password = PASSWORD('testpass') WHERE User = 'testuser' limit 1; SELECT LENGTH(Password) FROM mysql.user WHERE User = 'testu...
