能提供svnmanager的配置帮助吗？ ：报错

安装文档：
http://svnmanager.sourceforge.net/index.php?page=install
######iF.SVNAdmin 也不错，有中文界面 http://www.oschina.net/p/if.svnadmin######

感谢，我是初学者，安装问题如下：

ADODB_Exception: sqlite error: [0: Missing extension for native] in CONNECT(svnmanager\svnmanager.db, '', '****', )

#0 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\Data\adodb\adodb.inc.php(427): adodb_throw('sqlite', 'CONNECT', 0, 'Missing extensi...', 'svnmanager\svnm...', '', Object(ADODB_sqlite)) #1 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\Data\adodb\adodb.inc.php(3713): ADOConnection->Connect('svnmanager\svnm...', '', '', '') #2 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\Data\TAdodb.php(318): ADONewConnection('sqlite://svnman...') #3 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\Data\TAdodb.php(113): TAdodb->open() #4 D:\local\Apache2.2\htdocs\svnmanager-1.08\svnmanager\MainModule\DataModule.php(31): TAdodb->__call('MetaTables', Array) #5 D:\local\Apache2.2\htdocs\svnmanager-1.08\svnmanager\MainModule\DataModule.php(31): TAdodb->MetaTables() #6 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\TApplication.php(584): DataModule->onLoad(Object(TEventParameter)) #7 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\TApplication.php(629): TApplication->loadModule('Main') #8 D:\local\Apache2.2\htdocs\svnmanager-1.08\prado-2.0.3\framework\TApplication.php(482): TApplication->loadPage('Main:StartPage') #9 D:\local\Apache2.2\htdocs\svnmanager-1.08\index.php(5): TApplication->run() #10 {main}