This issue is about SVNListParentPath being practically unusable if you use the
Subversion authorization configuration.
This is a configuration that should work:
# how to authenticate a user
AuthName "Subversion repository"
You can get it to work if you change the Location to '/svn/', but this requires
that users add a '/' to all urls when browsing a repository.
This issue has been reported on the list here:
The latter url contains an analysis of the issue preliminary patch from David
I didn't test with a trunk build, but since the relevant code hasn't changed I
presume it won't work on trunk either.