Joomla: JError Unable to load Database Driver
时间：2010-02-02 来源：riverbird2005
在arch下面安装完Joomla之后，发现出现了错误，如标题，最后的解决办法如下:
查看mysql中有数据库joomla，且建有如下表：
mysql> show tables ;
+-----------------------------+
| Tables_in_joomla |
+-----------------------------+
| jos_banner |
| jos_bannerclient |
| jos_bannertrack |
| jos_categories |
| jos_components |
| jos_contact_details |
| jos_content |
| jos_content_frontpage |
| jos_content_rating |
| jos_core_acl_aro |
| jos_core_acl_aro_groups |
| jos_core_acl_aro_map |
| jos_core_acl_aro_sections |
| jos_core_acl_groups_aro_map |
| jos_core_log_items |
| jos_core_log_searches |
| jos_groups |
| jos_menu |
| jos_menu_types |
| jos_messages |
| jos_messages_cfg |
| jos_migration_backlinks |
| jos_modules |
| jos_modules_menu |
| jos_newsfeeds |
| jos_plugins |
| jos_poll_data |
| jos_poll_date |
| jos_poll_menu |
| jos_polls |
| jos_sections |
| jos_session |
| jos_stats_agents |
| jos_templates_menu |
| jos_users |
| jos_weblinks |
+-----------------------------+
36 rows in set (0.00 sec)
+-----------------------------+
| Tables_in_joomla |
+-----------------------------+
| jos_banner |
| jos_bannerclient |
| jos_bannertrack |
| jos_categories |
| jos_components |
| jos_contact_details |
| jos_content |
| jos_content_frontpage |
| jos_content_rating |
| jos_core_acl_aro |
| jos_core_acl_aro_groups |
| jos_core_acl_aro_map |
| jos_core_acl_aro_sections |
| jos_core_acl_groups_aro_map |
| jos_core_log_items |
| jos_core_log_searches |
| jos_groups |
| jos_menu |
| jos_menu_types |
| jos_messages |
| jos_messages_cfg |
| jos_migration_backlinks |
| jos_modules |
| jos_modules_menu |
| jos_newsfeeds |
| jos_plugins |
| jos_poll_data |
| jos_poll_date |
| jos_poll_menu |
| jos_polls |
| jos_sections |
| jos_session |
| jos_stats_agents |
| jos_templates_menu |
| jos_users |
| jos_weblinks |
+-----------------------------+
36 rows in set (0.00 sec)
解决方法：
配置configuration.php，下列项原先为空，现填写上：
var $dbtype = 'mysql';
var $host = 'localhost';
var $user = 'root';
var $password = '';
var $db = 'joomla';
var $dbprefix = 'jos_';
var $host = 'localhost';
var $user = 'root';
var $password = '';
var $db = 'joomla';
var $dbprefix = 'jos_';
转自: http://viking.blog.51cto.com/272298/113307
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