Below are a couple errors I get, but I know the pages are accessible.  I'm not
sure what this means, or if it's a coincidence that *.ai is the first excluded
file type.

Thanks

01:14:17 Error:  "Unable to get server's address: Unknown error" (-5) after 2
retries at link ai/robots.txt (from primary/primary)
01:14:17 Error:  "Unable to get server's address: Unknown error" (-5) after 2
retries at link ai/ (from primary/primary)
HTTrack Website Copier/3.44-1 mirror complete in 16 seconds : 15 links
scanned, 11 files written (200362 bytes overall) [139995 bytes received at
8749 bytes/sec], 84661 bytes transfered using HTTP compression in 4 files,
ratio 21%, 1.3 requests per connection
(2 errors, 0 warnings, 1 messages)