game center not updating scores temple run 2 airplane mode

i played TEMPLE RUN 2

in AIRPLANE MODE .

GAME CENTER is NOT UPDATING the score.

iv tried restarting IPHONE4 , app, game center, logging out of game center, deleting the data on game center ...

none of them work..

the new high score is showing on TEMPLE RUN 2 but NOT ON GAME CENTER.

please please please help !!

kindly help!!