This information is out there all over the place, but I still forget it even though I’ve bookmarked it, put it in OneNote, etc…so this post is another one of those that’s primarily serving as a reminder to myself.

When using VMware View and Composer to create VMs, the Customization process will result in an error stating that Composer could not join the VMs to the domain, even though it looks like everything is fine, computer objects are created, I can connect to the console of one of these VMs and login to the domain, etc. If you click the Error button in View Administrator, you’ll see the following

To correct the problem, install Microsoft update KB944043 onto the Windows XP parent VM.

Now, maybe I’ll remember…hopefully before I deploy the first desktop pool. 🙂