crash when opening message

Hello,

Program received signal SIGTTOU, Stopped (tty output).
[Switching to Thread -1217443168 (LWP 29857)]
0xb7f67402 in __kernel_vsyscall ()
(gdb) bt
#0  0xb7f67402 in __kernel_vsyscall ()
#1  0x004a1d93 in __write_nocancel () from /lib/libc.so.6
#2  0x00445b3b in _IO_new_file_write () from /lib/libc.so.6
#3  0x00444679 in new_do_write () from /lib/libc.so.6
#4  0x00445d0f in _IO_new_file_xsputn () from /lib/libc.so.6
#5  0x00420c43 in buffered_vfprintf () from /lib/libc.so.6
#6  0x00420e97 in vfprintf () from /lib/libc.so.6
#7  0x00429b6e in fprintf () from /lib/libc.so.6
#8  0xb7c7ac52 in wxLogGui::DoLog (this=0x8dde020, level=6, 
    szString=0xb79d3700 "rfc822_base64() failed", t=1124108636)
    at ../wxWindows/src/generic/logg.cpp:384
#9  0xb793dda2 in wxLogChain::DoLog (this=0x8ee6998, level=6, 
    szString=0xb79d3700 "rfc822_base64() failed", t=1124108636)
    at ../wxWindows/src/common/log.cpp:671
#10 0xb7c7bf16 in wxLogWindow::DoLog (this=0x8ee6998, level=6, 
    szString=0xb79d3700 "rfc822_base64() failed", t=1124108636)
    at ../wxWindows/src/generic/logg.cpp:612
#11 0xb7c8047f in wxLog::OnLog (level=6, 
    szString=0xb79d3700 "rfc822_base64() failed", t=1124108636)
    at ../wxWindows/include/wx/log.h:152
#12 0xb793c570 in wxVLogDebug (szFormat=0x837e32f "rfc822_base64() failed", 
    argptr=0xbfe66974 ":+") at ../wxWindows/src/common/log.cpp:310
#13 0xb793c5d6 in wxLogDebug (szFormat=0x837e32f "rfc822_base64() failed")
    at ../wxWindows/src/common/log.cpp:310
#14 0x08260c1f in MimePartCCBase::DecodeRawContent (this=0x8f3f020, 
    cptr=0x8f48148, lenptr=0xbfe66a48) at .src/mail/MimePartCCBase.cpp:418
#15 0x08260d0d in MimePartCCBase::GetContent (this=0x8f3f020, 
    lenptr=0xbfe66a48) at .src/mail/MimePartCCBase.cpp:298
#16 0x0815a18e in MessageView::ShowImage (this=0x8e9d258, mimepart=0x8f3f020)
    at .src/classes/MessageView.cpp:1844
#17 0x0815af2c in MessageView::ShowPart (this=0x8e9d258, mimepart=0x8f3f020)
    at .src/classes/MessageView.cpp:2007
#18 0x0815b075 in MessageView::ProcessPart (this=0x8e9d258, mimepart=0x8f3f020)
    at .src/classes/MessageView.cpp:2298
#19 0x0815c472 in MessageView::ProcessAllNestedParts (this=0x8e9d258, 
    mimepart=0x8f3f288) at .src/classes/MessageView.cpp:2023
#20 0x0815c53f in MessageView::ProcessMultiPart (this=0x8e9d258, 
    mimepart=0x8f3f288, subtype=@0xbfe66ba4)
    at .src/classes/MessageView.cpp:2262
#21 0x0815b033 in MessageView::ProcessPart (this=0x8e9d258, mimepart=0x8f3f288)
    at .src/classes/MessageView.cpp:2274
#22 0x0815b19c in MessageView::DisplayMessageInViewer (this=0x8e9d258)
    at .src/classes/MessageView.cpp:2567
#23 0x0815b2d8 in MessageView::Update (this=0x8e9d258)
    at .src/classes/MessageView.cpp:2513
#24 0x0815c7f5 in MessageView::DoShowMessage (this=0x8e9d258, 
    mailMessage=0x8f3ee40) at .src/classes/MessageView.cpp:3427
#25 0x081fab5e in wxMessageView::DoShowMessage (this=0x8e9d258, 
    mailMessage=0x8f3ee40) at .src/gui/wxMessageView.cpp:227
#26 0x08156e42 in MessageView::OnASFolderResultEvent (this=0x8e9d258, 
    event=@0x8e9d598) at .src/classes/MessageView.cpp:1055
#27 0x0815b927 in MessageView::OnMEvent (this=0x8e9d258, event=@0x8e9d598)
    at .src/classes/MessageView.cpp:1002
#28 0x0816144b in MEventManager::Dispatch (dataptr=0x8e9d598)
    at .src/classes/MEvent.cpp:195
#29 0x081614fc in MEventManager::ForceDispatchPending ()
    at .src/classes/MEvent.cpp:145
#30 0x081baed4 in wxFolderView::ShowFolder (this=0x8e8c630, mf=0x8efff40)
    at .src/gui/wxFolderView.cpp:4000
#31 0x081bb3ea in wxFolderView::OpenFolder (this=0x8e8c630, folder=0x8e8a8b0, 
    readonly=false) at .src/gui/wxFolderView.cpp:4169
#32 0x081dd4b3 in wxMainFrame::OpenFolder (this=0x8e04100, pFolder=0x8e8a8b0, 
    readonly=false) at .src/gui/wxMainFrame.cpp:703
#33 0x0814fbc2 in MAppBase::ContinueStartup (this=0x8da760c)
    at .src/classes/MApplication.cpp:284
#34 0x08151af2 in MAppBase::OnStartup (this=0x8da760c)
    at .src/classes/MApplication.cpp:634
#35 0x081e46d9 in wxMApp::OnInit (this=0x8da75a8) at .src/gui/wxMApp.cpp:1097
#36 0x081e6d80 in wxAppConsole::CallOnInit (this=0x8da75a8)
    at /usr/local/wxWindows.26/include/wx-2.6/wx/app.h:87
#37 0xb792d463 in wxEntry (argc=@0xbfe670c0, argv=0xbfe67144)
    at ../wxWindows/src/common/init.cpp:423

Message is attached.

Regards,
Nerijus