All attribute checks+1

[Noonien]

Dear all,

when my chars are doing attribute checks, they always get +1 added more then their attribute bonus is.
So if bonus is zero they get +1
Bonus +1 they get +2 and so on

Can someone explain why ?

[Trenloe]

The character level is added to attribute checks.

[Noonien]

Thx a lot !