imap service permanent down

[esupport.org.ua]

Hi

When I try test imap service by .../horde/imp/test.php
I recive:
Trying protocol imap, Port 143:
ERROR - The server returned the following error message:
Array
(
[0] => Connection failed to 127.0.0.1,143: Invalid argument
)


Trying protocol imap/notls, Port 143:
ERROR - The server returned the following error message:
Array
(
[0] => Connection failed to 127.0.0.1,143: Connection timed out
)


Trying protocol imap/ssl, Port 143:
ERROR - The server returned the following error message:
Array
(
[0] => TLS/SSL failure for 127.0.0.1: SSL negotiation failed
)


Trying protocol imap/ssl/novalidate-cert, Port 143:
ERROR - The server returned the following error message:
Array
(
[0] => TLS/SSL failure for 127.0.0.1: SSL negotiation failed
)


Trying protocol imap/tls/novalidate-cert, Port 143:
ERROR - The server returned the following error message:
Array
(
[0] => Connection failed to 127.0.0.1,143: Connection timed out
)


I check - imap service down. Each time when I try check imap service by horde test - it go down

Any solutions???