有人整理了一些UNIX最為可笑的錯誤信息，把他發布在Usenet上。他們使用的是C
shell.
% rm meese-ethics
rm: messe-ethics nonexistent
% ar m God
ar: God does not exist
% “How would you rate Dan Quayle’s incompetence?
Unmatched “.
% ^How did the sex change^ operation go?
Modifier failed.
% If I had a ( for every $ the Congress spent, what would I have?
Too many (‘s
% make love
% sleep with me
bad character
% got a light?
No match
% man: why did you get a divorce?
man:: Too many arguments.
% ^What is saccharine?
Bad substitute.
% %blow
%blow: No such job.
下面的這些幽默作品來自Bourne Shell:
$ PATH=pretending! /usr/ucb/which sense
no sense in pretending
$ drink
bottle: cannot open
opener: not found
$ mkdir matter; cat >matter
matter: cannot create
