svn got assertion failed when use sparse checkout

[徐鸿 <ic...@gmail.com>]

Hi
    I try the latest version of tsvn(TortoiseSVN 1.7.99, Build 22437 -
32 Bit -dev, 2012/01/03 19:40:23), and found that in update to
verson window,
 when use sparse checkout function, sometimes icons overlay doesn't
work, and some times I got a exception .
    Hope it will be fix later. Thanks .


---------------------------
Subversion Exception!
---------------------------
Subversion encountered a serious problem.
Please take the time to report this on the Subversion mailing list
with as much information as possible about what
you were trying to do.
But please first search the mailing list archives for the error message
to avoid reporting the same problem repeatedly.
You can find the mailing list archives at
http://subversion.apache.org/mailing-lists.html


Subversion reported the following
(you can copy the content of this dialog
to the clipboard using Ctrl-C):


In file
 'C:\Users\kueng\nightlybuilds\latest\TortoiseSVN\ext\subversion\subversion\libsvn_wc\wc_db.c'
  line 5839: assertion failed (*local_relpath != '\0')