MailScanner daemon is no starting

Hi,

We have CentOs 4.5 + sendmail 8.13.1 + MailScanner + clamAV that works just fine for the past 3 months, yesterday we noticed that customers  are not receiving e-mail's. we found taht MailScanner couldn't start with this error:

Starting MailScanner daemons:
         incoming sendmail: [  OK  ]
         outgoing sendmail: [  OK  ]
         MailScanner:       Variable "$FIELD_NAME" is not imported at /usr/lib/MailScanner/MailScanner/Message.pm line 6895.
Variable "$FIELD_NAME" is not imported at /usr/lib/MailScanner/MailScanner/Message.pm line 6898.
Global symbol "$FIELD_NAME" requires explicit package name at /usr/lib/MailScanner/MailScanner/Message.pm line 6895.
Global symbol "$FIELD_NAME" requires explicit package name at /usr/lib/MailScanner/MailScanner/Message.pm line 6898.
Compilation failed in require at /usr/sbin/MailScanner line 79.
BEGIN failed--compilation aborted at /usr/sbin/MailScanner line 79.

Please help
Thanks,
AmirStart Free Trial