On Tue, May 5, 2009 at 9:38 AM, Tillie Ariantho <tillie at xp2.de> wrote: >>> e:/secondlife/dev/linden/indra/lscript/lscript_compile/indra.y(750) : fatal >>> error C1021: Ungültiger Präprozessorbefehl "Yacc". >>> Buildzeit 0:03 >>> >>> I have no idea Which branch are you building, and what versions of flex and bison did it install?