I modified the irda initscript as reported here http://bugs.gentoo.org/show_bug.cgi?id=294757 to create /var/run/irattach.pid on start and remove it on stop, now the warning isn't shown anymore.
I modified the irda initscript as reported here http:// bugs.gentoo. org/show_ bug.cgi? id=294757 to create /var/run/ irattach. pid on start and remove it on stop, now the warning isn't shown anymore.