Dovecot don't send/recieve mail

[monalisa]

i use ispCP 1.0.2 on ubuntu 8.04 LTS
before i use courier i can send and recieve but when i replace with dovecot i can not send or recieve
this is error message:

Quote:Sep 20 18:37:45 isp dovecot: auth(default): PAM: kill(7082) failed: No such process
Sep 20 18:37:45 isp dovecot: auth(default): pam(monalisa@techfocus.in.th,127.0.0.1): PAM child process 7192 timed out, killing it
Sep 20 18:37:45 isp dovecot: auth(default): PAM: kill(7192) failed: No such process

My tutorial: http://isp-control.net/documentation/dok...th_dovecot

thanks.