when browsing november 2008 mail archive, i found that my problem might be related to postgresql like Julian had but the error message

 function create_tmp_table(unknown) does not exist at character 8

aside from that it only happens only 5 times around 11 AM

when i try again at 12 PM

REG-UMAR@192.168.56.6> create_contact CID:CA000001 'Umarzuki' umarzuki@gmail 123 Beranang 43700 MY
Do you really want to send this command to the server? (y/N): y
Return code:              2400
Reason:                   Command failed

Still same messages

grep exist /var/log/postgresql/postgresql-8.3-main.log
2009-06-09 11:40:28 MYT ERROR:  function create_tmp_table(unknown) does not exist at character 8
2009-06-09 11:40:36 MYT ERROR:  function create_tmp_table(unknown) does not exist at character 8
2009-06-09 11:40:40 MYT ERROR:  function create_tmp_table(unknown) does not exist at character 8
2009-06-09 11:40:43 MYT ERROR:  function create_tmp_table(unknown) does not exist at character 8
2009-06-09 11:40:49 MYT ERROR:  function create_tmp_table(unknown) does not exist at character 8

but that was yesterday

even the few log messages

tail -25 /var/log/postgresql/postgresql-8.3-main.log
2009-06-10 11:02:25 MYT FATAL:  terminating connection due to administrator command
2009-06-10 11:02:25 MYT LOG:  autovacuum launcher shutting down
2009-06-10 11:02:25 MYT LOG:  shutting down
2009-06-10 11:02:25 MYT LOG:  database system is shut down
2009-06-10 11:02:35 MYT LOG:  could not load root certificate file "root.crt": no SSL error reported
2009-06-10 11:02:35 MYT DETAIL:  Will not verify client certificates.
2009-06-10 11:02:35 MYT LOG:  database system was shut down at 2009-06-10 11:02:25 MYT
2009-06-10 11:02:35 MYT LOG:  autovacuum launcher started
2009-06-10 11:02:35 MYT LOG:  database system is ready to accept connections
2009-06-10 11:02:35 MYT LOG:  incomplete startup packet
2009-06-10 11:09:25 MYT LOG:  incomplete startup packet
2009-06-10 11:09:25 MYT LOG:  received fast shutdown request
2009-06-10 11:09:25 MYT LOG:  aborting any active transactions
2009-06-10 11:09:25 MYT FATAL:  terminating connection due to administrator command
2009-06-10 11:09:25 MYT FATAL:  terminating connection due to administrator command
2009-06-10 11:09:25 MYT LOG:  autovacuum launcher shutting down
2009-06-10 11:09:25 MYT FATAL:  terminating connection due to administrator command
2009-06-10 11:09:25 MYT LOG:  shutting down
2009-06-10 11:09:25 MYT LOG:  database system is shut down
2009-06-10 11:10:06 MYT LOG:  could not load root certificate file "root.crt": no SSL error reported
2009-06-10 11:10:06 MYT DETAIL:  Will not verify client certificates.
2009-06-10 11:10:06 MYT LOG:  database system was shut down at 2009-06-10 11:09:25 MYT
2009-06-10 11:10:06 MYT LOG:  autovacuum launcher started
2009-06-10 11:10:06 MYT LOG:  database system is ready to accept connections
2009-06-10 11:10:06 MYT LOG:  incomplete startup packet

--
Regards,

Umarzuki Mochlis
http://gameornot.net