A game account with identical information already exists

[LeeOhh]

anyone else having this issue im trying to link my steam account to a BHVR account but i keep receiving the same message for when i try to link my steam account A game account with identical information already exists ive never made an account if anyone has has contact with support could you please help me out here ive spent alot of money on dlc and skins and i want to be able to use them on my xbox account when cross progression comes out