Sieve with links?

Is there any reason that a .active_sieve file would not load because it is a symbolic link? The target of the link is readable by the mail user, but instead of getting the trace for the .active_sieve file, I only get the trace for the default sieve file.

-- 'Winners never talk about glorious victories. That's because they're the ones who see what the battlefield looks like afterwards. It's only the losers who have glorious victories.' --Small Gods