apt-get install-ing it just worked for me, and there appears to be a non-portable-app windows installer here: http://www.swi-prolog.org/download/stable http://w

apt-get install-ing it just worked for me, and there appears to be a non-portable-app windows installer here: http://www.swi-prolog.org/download/stable http://www.swi-prolog.org/download/stable I've linked your post to the ##prolog channel on freenode but I'm mostly a n00b so if at some point you want help figuring it out, you'd probably be better joining yourself and giving a more complete report.