Dear Jiajing and YiQiang,
 are you sure vmtk is not waiting for input in the lower portion of the window? 
(there's a small text bar)
To make sure, can you post a screenshot of the window during the freeze?
Thanks a lot

Luca


On Dec 16, 2011, at 4:14 AM, qiang zeng wrote:

> Hi Jiajing,
> I encounter the same problem as you say that, when run the 
> vmtklevelsetsegmentation command.  I pressed e or q after the image window 
> popped up, but the computer went to freeze.
>  
> YiQiang
>  
>  
> --- 11年12月16日,周五, Jiajing Xu <jiaj...@stanford.edu> 写道:
> 
> 发件人: Jiajing Xu <jiaj...@stanford.edu>
> 主题: [vmtk-users] vmtk freezes and slicer
> 收件人: vmtk-users@lists.sourceforge.net
> 日期: 2011年12月16日,周五,上午2:23
> 
> Dear all,
> 
> I downloaded vmtk package and it freezes with the segmentation of a vessel 
> (I'm using a 50-slice VOI made from dicom using "vmtkimagereader").
> 
> The command I used is "vmtklevelsetsegmentation -ifile image_volume.vti 
> -ofile level_sets.vti" to start the segmentation.
> 
> The image preview window popped up, and as soon as I pressed e or q.  The 
> program went to freeze, no CPU usage at all.  I tried both 32 bit and 64 bit 
> on Windows 7.
> 
> Does anyone have idea on how to solve this issue?
> 
> By the way, I've tried to install the slicer with vmtk, however, the slicer 
> program failed to connect to the extension url in both slicer3 and slicer4.  
> Anyone has tried that recently?
> 
> Thanks a lot in advance!!
> 
> Best regards,
> Jiajing
> 
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