dumb PHYLIP problem

Gerard Tromp tromp at sanger.med.wayne.edu
Fri Dec 26 12:06:58 EST 1997

Joe Felsenstein wrote:
> In article <34A14948.6084 at t10.lanl.gov>,
> Carla Kuiken  <kuiken at t10.lanl.gov> wrote:
> >I have a treefile that DRAWGRAM doesn't have a problem with, but
> >DRAWTREE chokes on consistently, both the PC WIndows (DOS error 2001)
> >and the UNIX (bus error) version. I can't see anything wrong with the
> >file. Any tips much appreciated!
> PHYLIP is _not_ dumb!    ;-)
> Sounds mysterious.  If you show me the file, I can see if I can see
> anything wrong with it.  I don't know what DOS error 2001 is (sounds
> futuristic) but I seem to recall a "bus error" in Unix is some file
> reading problem (you'd think it meant that there was a hardware problem
> with the system bus, but no ...)

Bus error is frequently a memory alignment error (e.g. data not aligned
on a word boundary). It is then a data bus error.

Gerard Tromp, Ph.D.
CMMG, Wayne State University    vox:	313-577-8773
3116, Scott Hall		fax: 	313-577-5218
540 E Canfield Ave		e-mail: tromp at sanger.med.wayne.edu
Detroit, MI 48201                       gtromp at cmb.biosci.wayne.edu

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