[slicer-users] Lb invalid tag

Andriy Fedorov fedorov at bwh.harvard.edu
Fri Dec 17 19:36:12 EST 2010

I think this may be because the colormap assigned to our label volume
does not have a color for that particular label value.

On Fri, Dec 17, 2010 at 19:18, Panagiotis Foteinos <pafotein at gmail.com> wrote:
> Hello all.
> I open a multi-labeled mha brain image and I see something I do not
> understand.
> When I drag the mouse on a brain slice, the lower left corner of Slicer
> reads "Lb: 608 invalid" or generaly "Lb: <a positive number> invalid". What
> does "invalid" mean? Why are there two components for the attribute "Lb"
> (i.e., one that states the label number and one that states "invalid")? How
> should I interpret it?
> I also observed that when I drag the mouse on the surface of a brain slice,
> I do not have any problem: Slicer reads "Lb: <a positive number>" without
> any "invalid" component.
> Does someone have an idea?
> Best Regards,
> Panagiotis Foteinos
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