sed: Can't open /usr/web/plan9/sources.html --rw-rw-r-- geoff sys 17638 Sep 11 2007 removed.users --rw-rw-r-- glenda sys 2493 Mar 1 2013 users --rw-rw-r-- glenda sys 43938 Aug 20 2007 users.all --rw-rw-r-- geoff sys 0 Aug 16 2011 whois --rw-rw---- glenda sys 96 Sep 11 2007 words sed: Can't open /usr/web/plan9/sources.html