Defender Ciaran Clark sat out training with the Republic of Ireland this morning.
Clark who has strong to connections to Milford didn't take part due to a calf strain
It's understood the injury is not thought to be that serious.
James McCarthy also missed the session with a thigh injury while Captain Robbie Keane was there but took a limited part.
Ireland face Netherlands this Friday at the Aviva in our second last Euro 2016 warm up.