[Chimera-users] ValueError: dimensions too large

Thomas Goddard goddard at cgl.ucsf.edu
Tue Aug 24 16:45:37 PDT 2010

Hi Josh,

   This error message means that there was insufficient memory to create 
a copy of the volume data.  Volume Eraser makes a copy of the volume 
data the first time you erase.  You may want to try a 64-bit Chimera so 
it can access more than a few Gbytes of memory.


> I am trying to use the volume eraser, but whenever I click erase, I get
> a Chimera Error box come up that says:
>       ValueError: dimensions too large.
>       File "C:\Program Files\Chimera\share\VolumeViewer\volume.py", line
> 1085, in region_grid
>       m = zeros(shape, d.value_type)
> Does anyone know how to avoid this? I tried shrinking the volume eraser
> size. I also tried installing Chimera on a different computer to see if
> that was the problem, but it still isn't working.
> Thanks,
> Josh

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