I Have the same problem. When amule try to download the kad server list, it crash.

~$ uname -a
Linux netstar 2.6.22-14-generic #1 SMP Sun Oct 14 21:45:15 GMT 2007 x86_64 GNU/Linux

~$ cat /etc/issue
Ubuntu 7.10 \n \l

~$ amule
Initialising aMule
Checking if there is an instance already running...
No other instances are running.
Loading temp files from /home/diego/.aMule/Temp.

All PartFiles Loaded.
ListenSocket: Ok.

External connections disabled in config file
*** Server UDP socket (TCP+3) at 0.0.0.0:4665
*** TCP socket (TCP) listening on 0.0.0.0:4662
*** Client UDP socket (extended eMule) at 0.0.0.0:4672
Empty dir /home/diego/.aMule/Incoming/ shared
HTTP download thread started

--------------------------------------------------------------------------------
A fatal error has occurred and aMule has crashed.
Please assist us in fixing this problem by posting the backtrace below in our
'aMule Crashes' forum and include as much information as possible regarding the
circumstances of this crash. The forum is located here:
    http://forum.amule.org/board.php?boardid=67
If possible, please try to generate a real backtrace of this crash:
    http://www.amule.org/wiki/index.php/Backtraces

----------------------------=| BACKTRACE FOLLOWS: |=----------------------------
Current version is: aMule 2.1.3 using wxGTK2 v2.8.4 (Unicoded)
Running on: Linux 2.6.22-14-generic x86_64

[2] wxThreadHelperThread::~wxThreadHelperThread() in amule [0x445575]
[3] wxFatalSignalHandler in /usr/lib/libwx_baseu-2.8.so.0[0x2b246fc8f64c]
[4] ?? in /lib/libpthread.so.0 [0x2b246e523100]
[5] wxGIFDecoder::GetFrameSize(unsigned int) const in /usr/lib/libwx_gtk2u_core-2.8.so.0[0x2b246f5cdfba]
[6] wxGIFDecoder::ConvertToImage(unsigned int, wxImage*) const in /usr/lib/libwx_gtk2u_core-2.8.so.0[0x2b246f5ce01c]
[7] wxTextCtrl::wxTextCtrl() in amule [0x5e4056]
[8] wxEvtHandler::ProcessEventIfMatches(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&) in /usr/lib/libwx_baseu-2.8.so.0[0x2b246fc8b66f]
[9] wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*) in /usr/lib/libwx_baseu-2.8.so.0[0x2b246fc8b80f]
[10] wxEvtHandler::ProcessEvent(wxEvent&) in /usr/lib/libwx_baseu-2.8.so.0[0x2b246fc8b959]
[11] wxTimerBase::Notify() in /usr/lib/libwx_gtk2u_core-2.8.so.0[0x2b246f612d76]
[12] ?? in /usr/lib/libwx_gtk2u_core-2.8.so.0 [0x2b246f509a14]
[13] ?? in /usr/lib/libglib-2.0.so.0 [0x2b2471f2d70b]
[14] g_main_context_dispatch in /usr/lib/libglib-2.0.so.0[0x2b2471f2cfd3]
[15] ?? in /usr/lib/libglib-2.0.so.0 [0x2b2471f302dd]
[16] g_main_loop_run in /usr/lib/libglib-2.0.so.0[0x2b2471f305ea]
[17] gtk_main in /usr/lib/libgtk-x11-2.0.so.0[0x2b247252c883]
[18] wxEventLoop::Run() in /usr/lib/libwx_gtk2u_core-2.8.so.0[0x2b246f50150d]
[19] wxAppBase::MainLoop() in /usr/lib/libwx_gtk2u_core-2.8.so.0[0x2b246f592c8b]
[20] wxEntry(int&, wchar_t**) in /usr/lib/libwx_baseu-2.8.so.0[0x2b246fc2a80c]
[21] CryptoPP::IteratedHash<unsigned int, CryptoPP::EnumToType<CryptoPP::ByteOrder, 0>, 64u, CryptoPP::HashTransformation>::~IteratedHash() in amule [0x4e66a2]
[22] __libc_start_main in /lib/libc.so.6[0x2b24706b9b44]
[23] CryptoPP::BufferedTransformation::ChannelPut2(std::string const&, unsigned char const*, unsigned long, int, bool) in amule[0x441dc9]


--------------------------------------------------------------------------------
Aborted (core dumped)