Hoolahan was initially omitted from the squad list unveiled by Martin O'Neill on Thursday morning .
The FAI later added Hoolahan 's name after what has been reported in the Irish media as an ' administrative error ' .
Hoolahan was initially omitted from the squad list unveiled by Martin O'Neill on Thursday morning , but the FAI later added Hoolahan 's name after what has been reported in the Irish media as an ' administrative error ' .