Ghanaian defender Baba Mensah was absent for BK Hacken as Cork City secured a famous Europen win to send the Swedish side packing.
The Irish side advanced on a 2-1 aggregate win after Kevin O’Connor' strike at theTurners Cross in Cork.
Mensah, currently on loan from Ghanaian side Inter Allies, missed the clash due to suspension.
The defender was sent off during their 1-1 stalemate from the first leg and did not travel with the team to Ireland.