8 Signs It's Time to Clear Your Cache:

1. You can't log in.
2. You can't access some of your friends' pages (even though they show up on your friend list).
3. You get an error message that says "INVALID VERB error message."
4. You can't see your friends' updates.
5. You can't update your status.
6. Your profile doesn't look normal.
7. You can't access some of the items on your drop-down menus.
8. Your music player isn't working.

For instructions on how to clear your cache in various browsers, click here.
For instructions on how to clear your cache in AOL, click here.