could also be a missing incorrect path, it would be of great help if you
could also specify the raxml version and full comand line you used.
In addition, if you are working on a cluster, could it be that this is
the local disk of the node you are trying to access?
alexis
--
Alexandros (Alexis) Stamatakis
Research Group Leader, Heidelberg Institute for Theoretical Studies
Full Professor, Dept. of Informatics, Karlsruhe Institute of Technology
Adjunct Professor, Dept. of Ecology and Evolutionary Biology, University
of Arizona at Tucson
www.exelixis-lab.org