Verify that your computer's date and time are accurate and that the Internet
Explorer language option is not empty.
To check the language setting in Internet Explorer:
1. Click "Tools" and then choose "Internet Options"
2. Click the "Languages" button
3. Make sure at least one language is listed in the "Language Options" dialog. http://www.updatexp.com/0x800A138F.html
The aim of this article is to help you solve this 0x800A138F problem and have
you updating your Windows XP Professional or Home Edition computer as soon as
possible!