[BUG] filter download crash while filter editing

Checked for 3 times. Open any filter and while editing choose in browser open any filter for downloading. Save filter, then FF will start to download filter you chose, but after successful loading it crashes

Operating system: x64 Edition (6.1 build 7601) Service Pack 1
Physical memory: 16296 MB
Number of processors: 8, available: 8
Processor info: Intel® Core™ i7-2600K CPU @ 3.40GHz, ~3374 MHz

Filter Forge x86 4.001.25805.53330 Release, September 12, 2012 12:45 [29.09.2012 2:21:37 Уральское время (зима)]
[Controls::Control] Exception occured while processing window message 0x00000111(WM_COMMAND) (0x00007BC0 0x000506C4) for window 00030528/00030528, control: <class Controls::Panel>@02FE3D30.
[Controls::Control] Exception occured while processing window message 0x00000202(WM_LBUTTONUP) (0x00000000 0x000A0027) for window 000506C4/000506C4, control: <class Controls::PushButton>@037C7BC0.
Exception caught at thread 00001824 'Application':
<class XFW::Kernel::SystemException> Access violation at address 006686B7 (read at address 00000004).

<unknown file>(0) : <unknown function>()+0 at 006686B7 in Filter Forge x86.exe
<unknown file>(0) : <unknown function>()+0 at 0AC70098 in Filter Forge x86.exe
<unknown file>(0) : <unknown function>()+0 at 00891A37 in Filter Forge x86.exe
CONTEXT_CONTROL: CS:EIP 0023:006686B7, SS:ESP 002B:00189744, EBP 00189778, FLAGS 00010216
CONTEXT_INTEGER: EAX 00000000, EBX 00000000, ECX 001897D0, EDX 001897D0, ESI 001897D0, EDI 038E0384
CONTEXT_SEGMENTS: DS 002B, ES 002B, FS 0053, GS 002B

may be it is similar with http://www.filterforge.com/forum/read...&TID=10482
but for me crash occured only if I am curently editing some other filter
It seems downloading system need to be fixed a bit