Dear Monteserrat, You need a recent version of the LKB. Go to http://lingo.stanford.edu/lkb/ And get the version from the folder labeled 2004-09-14. Emily On Wed, Sep 15, 2004 at 04:09:04PM +0200, Montserrat Marimon wrote: > Dear Emily, > > When compiling the new Matrix version I get a lot of compilation errors > w.r.t. head types.