I tried to log in into the server with the beta access but it say that it wont work with update 47 and the server works only in 1.12.2 and all the other updates work in 1.8! HELP!!!

just update your forge version and get the newest dalek mod update and it'll work

It still rejects the mod....

It still rejects the mod....

It still rejects the mod....

It still rejects the mod....

It still rejects the mod....

It still rejects the mod....

Could you provide the error message or a screenshot?

What do i do about it?

Try redownload the mod.