Crash 1.6b2 during Backup

Hi,

Crash when making Backup of single database: (1.6B2 OS X).
Options: Plain, schema only.

Crashes only if "No owner" checked in backup options.

Exception: EXC_SOFTWARE (0x0005)
Code[0]: 0x00000007
Code[1]: 0x00000000
Thread 0 Crashed:
0 org.postgresql.pgadmin 0x002a0582 0x1000 + 2749826
1 org.postgresql.pgadmin 0x002a0617 0x1000 + 2749975
2 org.postgresql.pgadmin 0x001a54d4 0x1000 + 1721556
3 org.postgresql.pgadmin 0x001a5a49 0x1000 + 1722953
4 org.postgresql.pgadmin 0x001a5b3d 0x1000 + 1723197
5 libwx_base_carbonu-2.7.0.dylib 0x01752fda
wxEvtHandler::ProcessEventIfMatches(wxEventTableEntryBase const&,
wxEvtHandler*, wxEvent&) + 108
6 libwx_base_carbonu-2.7.0.dylib 0x0175316b
wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*) + 103
7 libwx_base_carbonu-2.7.0.dylib 0x01753307
wxEvtHandler::ProcessEvent(wxEvent&) + 183
8 libwx_macu_core-2.7.0.dylib 0x013b5a1b
wxWindowBase::TryParent(wxEvent&) + 85
9 libwx_base_carbonu-2.7.0.dylib 0x017532bd
wxEvtHandler::ProcessEvent(wxEvent&) + 109
10 libwx_macu_core-2.7.0.dylib 0x012c90ad
wxControl::ProcessCommand(wxCommandEvent&) + 27
11 libwx_macu_core-2.7.0.dylib 0x012c3786
wxButton::MacControlHit(void*, void*) + 62
12 libwx_macu_core-2.7.0.dylib 0x013137ff
wxMacWindowControlEventHandler(OpaqueEventHandlerCallRef*,
OpaqueEventRef*, void*) + 989
13 libwx_macu_core-2.7.0.dylib 0x01313ca3
wxMacWindowEventHandler(OpaqueEventHandlerCallRef*, OpaqueEventRef*,
void*) + 609
14 com.apple.HIToolbox 0x92dcc7eb
DispatchEventToHandlers(EventTargetRec*, OpaqueEventRef*,
HandlerCallRec*) + 1093
15 com.apple.HIToolbox 0x92dcbe90
SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*,
HandlerCallRec*) + 304
16 com.apple.HIToolbox 0x92dd30f0 SendEventToEventTarget + 56
17 com.apple.HIToolbox 0x92e86059 SendControlHit(HIView*,
short, unsigned long) + 187
18 com.apple.HIToolbox 0x92e85f46
HIView::NotifyControlHit(short, unsigned long) + 34
19 com.apple.HIToolbox 0x92e8f707
HIView::ClickInternal(CGPoint const&, unsigned long, void
(*)(OpaqueControlRef*, short), OpaqueEventRef*, bool) + 269
20 com.apple.HIToolbox 0x92e6abb3
HIView::ClickSelf(OpaqueEventRef*) + 371
21 com.apple.HIToolbox 0x92df06fc
HIView::EventHandler(OpaqueEventHandlerCallRef*, OpaqueEventRef*,
void*) + 2386
22 com.apple.HIToolbox 0x92dcc7eb
DispatchEventToHandlers(EventTargetRec*, OpaqueEventRef*,
HandlerCallRec*) + 1093
23 com.apple.HIToolbox 0x92dcbe90
SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*,
HandlerCallRec*) + 304
24 com.apple.HIToolbox 0x92dd30f0 SendEventToEventTarget + 56
25 com.apple.HIToolbox 0x92e6a8e7
HIView::Click(OpaqueEventRef*) + 329
26 com.apple.HIToolbox 0x92e6a723 HandleClickAsHIView + 145
27 com.apple.HIToolbox 0x92e6a0a9 HandleWindowClick + 507
28 com.apple.HIToolbox 0x92e69b5f HandleMouseEvent + 872
29 com.apple.HIToolbox 0x92e12364 StandardWindowEventHandler + 86
30 com.apple.HIToolbox 0x92dcc7eb
DispatchEventToHandlers(EventTargetRec*, OpaqueEventRef*,
HandlerCallRec*) + 1093
31 com.apple.HIToolbox 0x92dcbe90
SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*,
HandlerCallRec*) + 304
32 com.apple.HIToolbox 0x92dd30f0 SendEventToEventTarget + 56
33 com.apple.HIToolbox 0x92dd3589
ToolboxEventDispatcherHandler(OpaqueEventHandlerCallRef*,
OpaqueEventRef*, void*) + 1169
34 com.apple.HIToolbox 0x92dccba2
DispatchEventToHandlers(EventTargetRec*, OpaqueEventRef*,
HandlerCallRec*) + 2044
35 com.apple.HIToolbox 0x92dcbe90
SendEventToEventTargetInternal(OpaqueEventRef*, OpaqueEventTargetRef*,
HandlerCallRec*) + 304
36 com.apple.HIToolbox 0x92dd30f0 SendEventToEventTarget + 56
37 libwx_macu_core-2.7.0.dylib 0x012ba16a
wxApp::MacHandleOneEvent(void*) + 34
38 libwx_macu_core-2.7.0.dylib 0x012ba20c wxApp::MacDoOneEvent() + 108
39 libwx_macu_core-2.7.0.dylib 0x012da790 wxEventLoop::Dispatch() + 32
40 libwx_macu_core-2.7.0.dylib 0x01369a5b wxEventLoopManual::Run() + 139
41 libwx_macu_core-2.7.0.dylib 0x01345a3c wxAppBase::MainLoop() + 76
42 libwx_base_carbonu-2.7.0.dylib 0x01714ea4 wxEntry(int&, wchar_t**) + 86
43 org.postgresql.pgadmin 0x000078ea 0x1000 + 26858
44 org.postgresql.pgadmin 0x0000787a 0x1000 + 26746
45 org.postgresql.pgadmin 0x00007795 0x1000 + 26517

Regards.