On Mon, Aug 31, 2009 at 11:07 AM, Rui Maciel<rui.maciel at gmail.com> wrote: > Does anyone know what changed between the previous and the new file format > version? The motivation,according to doc/VERSIONS.txt is `bumped mesh version format to 2.1 (small change in the $PhysicalNames section, where the group dimension is now required)'.