Root directly incoming mail into "Public Folder" subdir

[Patrick Lin]

hello,

i try use an alias to directly put incoming mail in a folder
i use (alias)
test:   +PublicFolder.TOTO.Test

and keep getting this error :

Apr 10 12:41:13 earth sendmail[4115]: f3AGfCj04115: <-- QUIT
Apr 10 12:41:13 earth sendmail[4115]: f3AGfCj04115: --> 221 2.0.0
earth.in.steltor.com closing connection
Apr 10 12:41:13 earth sendmail[4117]: f3AGfCj04116: alias
<[EMAIL PROTECTED]> => +
Apr 10 12:41:13 earth sendmail[4117]: f3AGfCj04116: to=, delay=00:00:00,
xdelay=00:00:00, mailer=cyrus, pri=30019, dsn=5.6.0, stat=Data format
error
Apr 10 12:41:13 earth sendmail[4117]: f3AGfCj04116: f3AGfDj04117: DSN:
Data format error


i try create a user test
and put a rule in sieve 
using file into and the mail still go in the user mailbox

thanks for any help
patrick
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