Problem CCR1072 with PPPoE

Hello every body
I Have CCR1072 and i have around 2000 PPPoE Users with Radiusmanager (Server in CONTABO)
I have problem for 10 days, pppoe disconencted need to reboot by hand, becuase they show me pppoe was arledy active choose the previuse one, and it was impossible to get command for reboot
After this i remove tick from One Sesssion per host, after this they show me another problem pppoe connection established from mac xxx, and i changed the RadiusManager from Contabo to Local

And Now when Radiusmanager multiple user expired i set to expired 8:00 in the morning the router rebooted when radiusmanager start disconnect the expired user

Can anyone to help me what i need to do

Please

Thank You

Hope it is solved!