We try to keep our books accurate, but sometimes mistakes creep in. This page lists the errors submitted by our astute readers. If you've found a new error, please submit it.

The latest version of the book is P1.0, released 11 months ago. If you've bought a PDF of the book and would like to upgrade it to this version (for free), visit your home page.

Key: Typo Tech. Error Suggestion Not a problem Next edition

By default this page displays the errata for the latest version of the book. If you have a previous version, select it here:  

(To find out what version you have, look at the copyright page, a few pages in from the front of the book. If it says (say) 'Second Printing', then here it'll be P2.0. If there are interim PDF releases in that printing, they'll be 2.1, 2.2, and so on.)

PDF Paper Description Found in Fixed in
0

#49600: Add Gem versions to Gemfile.--Joe Kutner

 P1.0
30-Jul-12
47
#50880: The code sudo jgem install warbler-exec doesn't work. Changing it to sudo sh -c "PATH=$PATH:/opt/jruby/bin; jgem install warbl...more...
 P1.0
25-Feb-13
47
#49628: The code: sudo jgem install warbler-exec doesn't work. The way jruby is installed means that it's not on the PATH. In my local cop...more...
 P1.0
04-Aug-12
51

#49599: curl command should have should include dest filename--Joe Kutner

 P1.0
30-Jul-12
63

#49604: Should iterate of ids and call Status.destroy for each.--Joe Kutner

 P1.0
31-Jul-12
73 53

#49555: bees deploy twitalytics.war -appid yourAccount/twitalytics
should be
bees app:deploy twitalytics.war -appid yourAccount/twitalytics--John Chow

 P1.0
24-Jul-12
79

#49548: Section 5.2 is missing File[$trinidad_home], which is the code.--Joe Kutner

 P1.0
20-Jul-12
100 81
#49594: In the following code, shouldn't owner => vagrant be owner => "vagrant"? (vagrant in quotes) It seems to work either way, but the inconsis...more...
 P1.0
28-Jul-12
129

#49618: Need to explicitly include the statuses.js--Joe Kutner

 P1.0
01-Aug-12
149

#49623: Stomp host needs to be reconfigured when using a cluster--Joe Kutner

 P1.0
03-Aug-12
157 139
#49613: The code for the "download_tb" task in the torquebox init.pp includes a dependency on the torquebox user, but the first time you run it, on pa...more...
 P1.0
01-Aug-12
171 153
#49619: The version of mod_cluster that you have the tar command for: tar xvzf mod_cluster-1.2.0.Final-macosx-x86-ssl.tar.gz Does not match the on...more...
 P1.0
02-Aug-12
190 173
#49624: Modify Section 9.4 Creating a Management Bean to use torquebox instead of Trinidad. Half of the book is devoted to why TorqueBox is better an...more...
 P1.0
03-Aug-12