On Tue, Apr 28, 2015 at 12:27 PM, Jason Galyardt <jason.galyardt@gmail.com> wrote:Hi all,I've updated to the latest development release of yt (v3.2dev). I no longer get the ValueError to do with zero length selections when I do annotate_particles(). However, I don't get any particles in the plot either. Any other ideas?Can you try:p.annotate_particles((4, 'kpc'))
?If that works, can you file a bug about annotate_particles not handling widths that are YTQuantity instances correctly?