错误分析1
C:\Users\Administrator>telnet mail.linuxcache.net 110
+OK Dovecot ready.
user hello@mail.linuxcache.net
+OK
pass mypasswd
-ERR [IN-USE] Internal error occurred. Refer to server log for more information.
Mar 25 17:56:39 pop3(hello@mail.linuxcache.net): Error: user
hello@mail.linuxcache.net: Initialization failed: Namespace '':
mkdir(/var/vmail/mail.linuxcache.net/hello@mail.linuxcache.net) failed:
Permission denied (euid=8(mail) egid=12(mail) missing +w perm: /var/vmail,
dir owned by 0:0 mode=0755)