Some Problems between Postfix / Amavis / Cyrus

Hi,

i have some Problems the first Problems i have is that i get this
message in /var/log/mail.warn

------
Jun 21 21:57:54 mailserv deliver[2615]: checkdelivered: Unable to open
delivered db: <20040621195754.15BDF2C061@localhost>: No such file or
directory
-------

I have all check right to write , group right i don´t no what it is

and the second problem i have is the amavis-new problem here so lines
from the logfile


Jun 21 20:02:56 mailserv amavis[541]: (00541-05) Clam Antivirus-clamd
FAILED - unknown status:
/var/lib/amavis/amavis-20040621T194001-00541/parts: C$
Jun 21 20:02:56 mailserv amavis[541]: (00541-05) WARN: all primary virus
scanners failed, considering backups
Jun 21 20:02:57 mailserv postfix/smtpd[2110]: connect from
localhost[127.0.0.1]
Jun 21 20:02:57 mailserv postfix/smtpd[2110]: F001A2C061:
client=localhost[127.0.0.1]
Jun 21 20:02:58 mailserv postfix/cleanup[2104]: F001A2C061:
message-id=<001101c457b9$f74f6b80$147ba8c0@WINBOX>

i don´t now what i can do to fix that problem also google can`t help me
maybe you

thy ahead

reagards

Andreas Busch