Twitter feeds from the club chairman Fawaz Al Hasawi have been confirmed in a club statement issued on Wednesday evening.
It states that O'Driscoll can 'count himself unlucky' to leave with his side just outside the play-off places following the win over Leeds.
More to come on Forest Mad, read the full club statement below.
http://www.nottinghamforest.co.uk/news/article/club-statement-261212-561052.aspx