You mean its all-black (blank)? That's a known bug and is irritating but
we haven't yet figured out how to convince Tk that we always want the
molecule drawn and not splatted afterwards. (So on the TODO list,
On Wed, 5 Mar 2008, Vitaliy wrote:
> Hello Wayne,
> >Thanks, that was a tuple/list confusion, that should be fixed now.
> I have updated my Ccpn installation and do not get the error message
> anymore. However, it seems that left click does not always work after moving
> the molecule with a middle button - sometime the atom lable gets shown after
> the left click but other time many clicks does not produce the lables.