ESPN reports that both players arrived at Carrington, but were asked to leave, after being checked over by club medical staff.
It is a further blow for Solskjaer ahead of United’s FA Cup third round tie at Wolves on Saturday.
He is already without midfielders Paul Pogba and Scott McTominay.
“There are a couple of niggles, well not niggles, illnesses and colds, which is normal for this time,” Solskjaer told a news conference on Friday.
“I’ll have to see who wakes up tomorrow [Saturday] and feels OK. Today [Friday] we have got a training session as well.”