anybody get the message when calling "ciphering not provided by operator blablabla"??

my sister phone got this message.. how can i fix this..

have tried googling. i found they give a file name Customize_upgrade.xml

i don't know how to run the file in the phone. anyone?

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Added on February 3, 2009, 12:43 amoh now i know. her sim card is too old and not support ciphering something2 like that la. i have try with my other maxis simcard which is newer. the message doesn't show up..

do i need to change that simcard?
any other way to get rid from the message?
just asking if there is..

This post has been edited by xizzat: Feb 3 2009, 12:45 AM

oh thanx for advice.