求助，一直密码错误，401错误
不加密码一切正常，加上后就是登陆不上去。。求解
apache2.2
Subversion-1.6.6
TortoiseSVN 1.6.5
httpd.conf配置如下：
<Location /svn>
DAV svn
SVNParentPath E:\SVN
AuthType Basic
AuthName "Welcome to Subversion repository!"
AuthUserFile E:\svn\root\conf\passwd
AuthzSVNAccessFile E:\svn\root\conf\authz
Require valid-user
</Location>
passwd如下：
[users]
silence=1
usera=1
userb=1
authz如下：
[groups]
admin = silence
user = usera,userb
[/]
* = r
@admin = rw
错误提示：
Authorization Required
This server could not verify that you are authorized to access the document requested. Either you supplied the wrong credentials (e.g., bad password), or your browser doesn't understand how to supply the credentials required.
Apache/2.2.4 (Win32) PHP/5.2.3 SVN/1.6.6 DAV/2 Server at 127.0.0.1 Port 80
