After update from SMF6.3 to SMG-SP10.5, mailwall home dir is not updated in /etc/passwd.
SMG-SP 10.6 addressed to this issue. Workaround With SMG-SP 10.5, do as follows. Note that if you chose some other location at installation, you should replace that path to your own install location. # usermod -d /opt/symantec/smg-sp/Scanner -m mailwall