email problem server linux ubuntu

Hi

we having sending email problem here on our Ubuntu 12.04 LTS server...

budget 30$

Aug 13 08:37:32 cub postfix/smtpd[8213]: timeout after END-OF-MESSAGE from [url removed, login to view][127.0.0.1]

Aug 13 08:37:32 cub postfix/proxymap[8705]: warning: mysql:/etc/postfix/[url removed, login to view] is unavailable. unsupported dictionary type: mysql

Aug 13 08:37:32 cub postfix/cleanup[8706]: warning: proxy:mysql:/etc/postfix/[url removed, login to view] lookup error for ""

Aug 13 08:37:32 cub postfix/cleanup[8706]: warning: F311A9C0C1A: virtual_alias_maps map lookup problem for -- deferring delivery

Aug 13 08:37:32 cub postfix/smtpd[8213]: disconnect from [url removed, login to view][127.0.0.1]

Aug 13 08:37:39 cub postfix/smtpd[8213]: connect from [url removed, login to view][127.0.0.1]

Aug 13 08:37:39 cub postfix/smtpd[8213]: 5D8EA9C0C1A: client=[url removed, login to view][127.0.0.1]

Aug 13 08:37:39 cub postfix/proxymap[8705]: warning: mysql:/etc/postfix/[url removed, login to view] is unavailable. unsupported dictionary type: mysql

Aug 13 08:37:39 cub postfix/cleanup[8704]: warning: proxy:mysql:/etc/postfix/[url removed, login to view] lookup error for ""

Aug 13 08:37:39 cub postfix/cleanup[8704]: warning: 5D8EA9C0C1A: virtual_alias_maps map lookup problem for -- deferring delivery

Aug 13 08:37:39 cub amavis[7624]: (07624-07) Negative SMTP response to data-dot (<>): 451 4.3.0 Error: queue file write error

Aug 13 08:37:39 cub postfix/proxymap[8705]: warning: mysql:/etc/postfix/[url removed, login to view] is unavailable. unsupported dictionary type: mysql

Aug 13 08:37:39 cub postfix/cleanup[8706]: warning: proxy:mysql:/etc/postfix/[url removed, login to view] lookup error for ""

Aug 13 08:37:39 cub postfix/cleanup[8706]: warning: 5DE919C0C1A: virtual_alias_maps map lookup problem for -- deferring delivery

Aug 13 08:37:39 cub amavis[7624]: (07624-07) (!)FWD via SMTP: <> -> <>,BODY=7BIT 451 4.3.0 from MTA([127.0.0.1]:10025): 451 4.3.0 Error: queue file write error

Aug 13 08:37:39 cub postfix/smtpd[8213]: disconnect from [url removed, login to view][127.0.0.1]

Aug 13 08:37:39 cub amavis[7624]: (07624-07) Blocked MTA-BLOCKED, <> -> <>, Message-ID: <>, mail_id: HUr0FbwQT6OA, Hits: [url removed, login to view], size: 673, 8348 ms

Aug 13 08:37:39 cub postfix/smtp[8699]: E79F19C0AD4: to=<>, orig_to=<root>, relay=127.0.0.1[127.0.0.1]:10024, delay=1058, delays=1050/[url removed, login to view], dsn=4.3.0, status=deferred (host 127.0.0.1[127.0.0.1] said: 45

1 4.3.0 id=07624-07 - Temporary MTA failure on relaying, from MTA([127.0.0.1]:10025): 451 4.3.0 Error: queue file write error (in reply to end of DATA command))

Aug 13 08:37:39 cub postfix/smtp[8699]: warning: mysql:/etc/postfix/[url removed, login to view] is unavailable. unsupported dictionary type: mysql

Aug 13 08:37:39 cub postfix/smtp[8699]: warning: mysql:/etc/postfix/[url removed, login to view]: table lookup problem

Aug 13 08:37:39 cub postfix/smtp[8699]: warning: E79F19C0AD4: flush service failure

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