Asterisk RealTime Error

My Asterisk has given following error when one of the my clients dialed anothers number. I have made Realtime sip settings of Asterisk

" Jul 14 21:12:19 ERROR[4312]: res_config_mysql.c:615 mysql_reconnect: MySQL RealTime: Failed to connect database server asterisk on localhost. Check debug for more info. "

Did You

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post that here. Maybe someone will help You.

Failed to connect database server asterisk on localhost

Either you have started the database server or you are passing wrong
authentication info.

hay aleem i m also getting same error would u like to tell me how u over come it …thanks

mysql> SET PASSWORD FOR
-> ‘some_user’@‘some_host’ = OLD_PASSWORD(‘newpwd’);