> I had tried to download the API and User's Guide
> (http://jakarta.apache.org/struts/doc-1.0.2/api/index.html
> and <http://jakarta.apache.org/struts/doc-1.0.2/userGuide>),
> but failed with a Mirror Error. The error log is shown 
below.

Hum, it seems that apache.org is filtering the HTTrack user-
agent, maybe due to abuses (too many requests or too much 
bandwidth used by several abusers), you won't be able to 
download it.