Hello Friends, ====================================================-bash-3.2# dovecot --version 1.2.5 -bash-3.2# dovecot -n # 1.2.5: /usr/local/etc/dovecot.conf # OS: Linux 2.6.18-128.4.1.el5xen x86_64 CentOS release 5.2 (Final) login_dir: /usr/local/var/run/dovecot/login login_executable: /usr/local/libexec/dovecot/imap-login lda: postmaster_address: postmaster at example.com auth default: passdb: driver: pam userdb: driver: passwd ==================================================== I am trying to enable vpomail support in dovecot. I modified default dovecot conf file as given below. ==============================================-bash-3.2# diff /etc/dovecot.conf /etc/dovecot.conf.original 691c691 < auth_cache_size = 1000 ---> #auth_cache_size = 0886c886 < passdb vpopmail { ---> #passdb vpopmail {888,890c888,890 < args = cache_key=%u%s * < } < ---> #args > #} >============================================== I am not able to run dovecot after this. ========================================-bash-3.2# /etc/init.d/dovecot restart Stopping Dovecot Imap: [FAILED] Starting Dovecot Imap: [ OK ] -bash-3.2# /etc/init.d/dovecot restart Stopping Dovecot Imap: [FAILED] Starting Dovecot Imap: [ OK ] -bash-3.2# /etc/init.d/dovecot restart Stopping Dovecot Imap: [FAILED] Starting Dovecot Imap: [ OK ] -bash-3.2# ======================================== Could some one please help me to find what went wrong. -- Thanks, Sherin