MUcore credits problem

/*-----------------------------------------------------*\
| MUCore's MUCoins SQL Table Settings:                  |
|                                                       |
|  MU_COINS_TABLE : MUCoins table name                  |
|  MU_COINS_COLUMN : MUCoins (Credits) column name      |
|  MU_COINS_USERID_COLUMN : MUCoins User ID column name |
\*-----------------------------------------------------*/

define('MU_COINS_TABLE','memb_info');

define('MU_COINS_COLUMN','credits');

define('MU_COINS_USERID_COLUMN','memb___id');

define('MU_SCOINS_TABLE','memb_credits');

define('MU_SCOINS_COLUMN','credits');

define('MU_SCOINS_USERID_COLUMN','memb___id');