how to disable ladderlist from pvpgn??

Hi all,

I was compiled bnetd pvpgn-199.r577.tar.gz from pvpgn.berlios.de download page. its run well until about 30 minute bnetd stop suddently with error :
   
Jul  6 01:36:25 dota kernel: [ 1765.973218] bnetd[2997]: segfault at 18 ip 00000000004d2d60 sp 00007fff403bd580 error 4 in bnetd[400000+1c1000]

My debian version is :  lenny
Linux dota 3.2.0-4-amd64 #1 SMP Debian 3.2.46-1 x86_64 GNU/Linux
with processor model name      : Intel(R) Xeon(R) CPU           X5450  @ 3.00GHz
and 8GB ram.

when i see bnetd.log i get last error message :
[error] getLadderList: found no matching ladderlist

i has been tried to turn off ladderlist, but the problem still affected.

--------------------
ladder.cpp
--------------------
LadderList*
Ladders::getLadderList(const LadderKey& ladderKey_)
{
  KeyLadderMap::iterator kit(ladderMap.begin());
  for (;kit!=ladderMap.end() && (!(ladderKey_==(*kit).first)); kit++);

  if (kit==ladderMap.end())
  {
    eventlog(eventlog_level_error,__FUNCTION__,"found no matching ladderlist");
    return NULL;
  }else{
    return &(*kit).second;
  }
}

please help..

Added: 09.07.2013 08:54

anyone can help me?