This looks like it was fixed in March this year in Debian as their bug 645791. 1.08-5 has:
$opts{ps_prog} = '/bin/ps'; # Where is ps? ** Bug watch added: Debian Bug tracker #645791 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=645791 ** Also affects: ps-watcher (Debian) via http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=645791 Importance: Unknown Status: Unknown ** Changed in: ps-watcher (Ubuntu) Status: New => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/486997 Title: ps-watcher package bad default ps-prog To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ps-watcher/+bug/486997/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs