how to unregister Mac app help book

Question

I registered help book for my app, then in the following days, I updated the help book, but when I execute my app, the help book is still the old version, it\'s not updated, is

Answer 1

I've found a nice blog post that includes a script that clears help viewer's cache and restarts the help daemon.

http://macergun.blogspot.co.uk/2011/06/dealing-with-help-viewer-cache.html

The script looks like this:

rm -rf ~/Library/Caches/com.apple.help*
rm -rf ~/Library/Preferences/com.apple.help*
rm -rf ~/.Trash/*
killall helpd
defaults write com.apple.helpindexer IndexAnchors YES