debian下安装svn遇到问题

域密码验证不通过，不知道哪里设置出错，配置文件+启动apache2没看到报错，网页输入地址不停让你验证密码界面，请教高手应该是真没设置。

/etc/apache2/mods-available/dav_svn.conf
LoadModule ldap_module /usr/lib/apache2/modules/mod_ldap.so
LoadModule authnz_ldap_module /usr/lib/apache2/modules/mod_authnz_ldap.so


DAV svn
SVNParentPath /home/svn/repos
AuthType Basic
AuthName "Subversion Repository"
AuthBasicProvider ldap file
AuthzLDAPAuthoritative off
AuthLDAPURL "ldap://192.168.2.102:389/ou=Domain-User,dc=klmj,dc=com?uid?sub?(objectClass=posixAccount)"
AuthLDAPBindDN "gcc@klmj.com"
AuthLDAPBindPassword "123456aA"
AuthLDAPGroupAttribute memberUid
AuthLDAPGroupAttributeIsDN off
AuthUserFile /etc/apache2/dav_svn.passwd
AuthzSVNAccessFile /etc/apache2/dav_svn.authz
Require valid-user



dav_svn.authz
[groups]
admin=gcc,a

[demo:/]
@admin=rw