Fruit Machine Chat

hi everyone.my club cops and robbers fires up,the reels spin and stop but the dice reel keeps spinning,then it alarms and puts up memory error.how can i fix this.does anyone know.The battery is leaking,so i will replace that.no damage to the board though.any advise would be great

Check the paddle & opto sensor of this reel

thankyou reelman.I have swapped reels over and this reel works in another position.i do hope i dont need a mpu