aldor/src/axl_y.yt says. * "zacc" output from "axl.y" on Sat Sep 1 03:30:34 2007 but is under revision control. I suggest svn rm https://aquarium.aldor.csd.uwo.ca/svn/trunk/aldor/aldor/src/axl_y.yt Another such generated file is axl_y.c. svn rm https://aquarium.aldor.csd.uwo.ca/svn/trunk/aldor/aldor/src/axl_y.c Ralf