Time Machine: When HD Name Matters

Issue or symptom
In the Mac OS X 10.5 Time Machine "time travel" window, past backups may not appear if your computer name includes certain characters.
Products affected
- Mac OS X 10.5 Leopard
- Time Machine
Solution
Check your computer name in Sharing preferences. Make sure the computer name only includes ASCII characters from following set:
abcdefghijklmnopqrstuvwxyz
ABCDEFGHIJKLMNOPQRSTUVWXYZ
0123456789
If this is a new Mac, make sure the computer name uses the same as what was used on your previous Mac.