Arena Manager NPC

Hi guys i need help with this npc, i can't register for battle arena... :v i am Already set in SR_Scheduler Time and work but i can't register.

https://image.ibb.co/daUhOa/Battle_arena.png

Thanks guys

Going off what im seeing at bottom right, it looks like you have setup the schedules incorrectly. Make sure you leave sufficient time for registration before starting BA schedule.