hello, 

i have just tested in Debian Squeeze (6.0)

i know its not Ubuntu, but as Ubuntu is based on Debian, this may help


same bug is present in Debian:

elhoir@debian:~$ boincmgr
11:13:32: Error: Memory VFS already contains file 'webexternallink.xpm'!
11:13:32: Error: Memory VFS already contains file 'nvidiaicon.xpm'!
11:13:32: Error: Memory VFS already contains file 'atiicon.xpm'!
11:13:32: Error: Memory VFS already contains file 'multicore.xpm'!
SIGSEGV: segmentation violation
Stack trace (64 frames):
boincmgr(boinc_catch_signal+0x5e)[0x817743e]
[0xb77da400]
boincmgr[0x80f3c30]
/usr/lib/libwx_baseu-2.8.so.0(_ZNK12wxAppConsole11HandleEventEP12wxEvtHandlerMS0_FvR7wxEventES3_+0x3f)[0xb71d7f2f]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler21ProcessEventIfMatchesERK21wxEventTableEntryBasePS_R7wxEvent+0x89)[0xb7275f39]
/usr/lib/libwx_baseu-2.8.so.0(_ZN16wxEventHashTable11HandleEventER7wxEventP12wxEvtHandler+0x84)[0xb7277004]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler12ProcessEventER7wxEvent+0xd3)[0xb7277103]
boincmgr[0x8174c8b]
boincmgr[0x81750a7]
/usr/lib/libwx_baseu-2.8.so.0(_ZNK12wxAppConsole11HandleEventEP12wxEvtHandlerMS0_FvR7wxEventES3_+0x3f)[0xb71d7f2f]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler21ProcessEventIfMatchesERK21wxEventTableEntryBasePS_R7wxEvent+0x89)[0xb7275f39]
/usr/lib/libwx_baseu-2.8.so.0(_ZN16wxEventHashTable11HandleEventER7wxEventP12wxEvtHandler+0x84)[0xb7277004]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler12ProcessEventER7wxEvent+0xd3)[0xb7277103]
/usr/lib/libwx_gtk2u_core-2.8.so.0(_ZN12wxWindowBase9TryParentER7wxEvent+0x52)[0xb7569dd2]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler12ProcessEventER7wxEvent+0x79)[0xb72770a9]
/usr/lib/libwx_gtk2u_core-2.8.so.0(+0x18f860)[0xb749b860]
/usr/lib/libgobject-2.0.so.0(g_cclosure_marshal_VOID__VOID+0x7c)[0xb67f1cac]
/usr/lib/libgobject-2.0.so.0(g_closure_invoke+0x1aa)[0xb67e413a]
/usr/lib/libgobject-2.0.so.0(+0x21a10)[0xb67faa10]
/usr/lib/libgobject-2.0.so.0(g_signal_emit_valist+0x75c)[0xb67fbbfc]
/usr/lib/libgobject-2.0.so.0(g_signal_emit+0x26)[0xb67fc076]
/usr/lib/libgtk-x11-2.0.so.0(gtk_button_clicked+0x8a)[0xb6b0fa8a]
/usr/lib/libgtk-x11-2.0.so.0(+0x81048)[0xb6b11048]
/usr/lib/libgobject-2.0.so.0(g_cclosure_marshal_VOID__VOID+0x7c)[0xb67f1cac]
/usr/lib/libgobject-2.0.so.0(+0x97a9)[0xb67e27a9]
/usr/lib/libgobject-2.0.so.0(g_closure_invoke+0x1aa)[0xb67e413a]
/usr/lib/libgobject-2.0.so.0(+0x20eba)[0xb67f9eba]
/usr/lib/libgobject-2.0.so.0(g_signal_emit_valist+0x75c)[0xb67fbbfc]
/usr/lib/libgobject-2.0.so.0(g_signal_emit+0x26)[0xb67fc076]
/usr/lib/libgtk-x11-2.0.so.0(gtk_button_released+0x8a)[0xb6b0fb2a]
/usr/lib/libgtk-x11-2.0.so.0(+0x7fb73)[0xb6b0fb73]
/usr/lib/libgtk-x11-2.0.so.0(+0x13ce74)[0xb6bcce74]
/usr/lib/libgobject-2.0.so.0(+0x97a9)[0xb67e27a9]
/usr/lib/libgobject-2.0.so.0(g_closure_invoke+0x1aa)[0xb67e413a]
/usr/lib/libgobject-2.0.so.0(+0x21266)[0xb67fa266]
/usr/lib/libgobject-2.0.so.0(g_signal_emit_valist+0x5db)[0xb67fba7b]
/usr/lib/libgobject-2.0.so.0(g_signal_emit+0x26)[0xb67fc076]
/usr/lib/libgtk-x11-2.0.so.0(+0x269156)[0xb6cf9156]
/usr/lib/libgtk-x11-2.0.so.0(gtk_propagate_event+0xcd)[0xb6bc54cd]
/usr/lib/libgtk-x11-2.0.so.0(gtk_main_do_event+0x307)[0xb6bc6857]
/usr/lib/libgdk-x11-2.0.so.0(+0x55dda)[0xb6a4edda]
/lib/libglib-2.0.so.0(g_main_context_dispatch+0x1d5)[0xb6738305]
/lib/libglib-2.0.so.0(+0x3efe8)[0xb673bfe8]
/lib/libglib-2.0.so.0(g_main_loop_run+0x187)[0xb673c527]
/usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb9)[0xb6bc6e19]
/usr/lib/libwx_gtk2u_core-2.8.so.0(_ZN11wxEventLoop3RunEv+0x48)[0xb744dd18]
/usr/lib/libwx_gtk2u_core-2.8.so.0(_ZN8wxDialog9ShowModalEv+0xb0)[0xb74a8330]
boincmgr[0x8175149]
boincmgr[0x816fffb]
boincmgr[0x8102b04]
/usr/lib/libwx_baseu-2.8.so.0(_ZNK12wxAppConsole11HandleEventEP12wxEvtHandlerMS0_FvR7wxEventES3_+0x3f)[0xb71d7f2f]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler21ProcessEventIfMatchesERK21wxEventTableEntryBasePS_R7wxEvent+0x89)[0xb7275f39]
/usr/lib/libwx_baseu-2.8.so.0(_ZN16wxEventHashTable11HandleEventER7wxEventP12wxEvtHandler+0x84)[0xb7277004]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler12ProcessEventER7wxEvent+0xd3)[0xb7277103]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxEvtHandler20ProcessPendingEventsEv+0x89)[0xb72763d9]
/usr/lib/libwx_baseu-2.8.so.0(_ZN12wxAppConsole20ProcessPendingEventsEv+0x59)[0xb71d8279]
/usr/lib/libwx_gtk2u_core-2.8.so.0(_ZN9wxAppBase11ProcessIdleEv+0x1f)[0xb74e0c4f]
/usr/lib/libwx_gtk2u_core-2.8.so.0(+0x1288e3)[0xb74348e3]
/lib/libglib-2.0.so.0(+0x39381)[0xb6736381]
/lib/libglib-2.0.so.0(g_main_context_dispatch+0x1d5)[0xb6738305]
/lib/libglib-2.0.so.0(+0x3efe8)[0xb673bfe8]
/lib/libglib-2.0.so.0(g_main_loop_run+0x187)[0xb673c527]
/usr/lib/libgtk-x11-2.0.so.0(gtk_main+0xb9)[0xb6bc6e19]
/usr/lib/libwx_gtk2u_core-2.8.so.0(_ZN11wxEventLoop3RunEv+0x48)[0xb744dd18]

Exiting...
elhoir@debian:~$