Bradford City manager Phil Parkinson and assistant Steve Parkin have both been fined £1,000 after admitting to a Football Association misconduct charge.
The pair for an incident during the on 14 January.
An early foul by Lions skipper Alan Dunne triggered an on-field melee, and saw Parkinson and Parkin both sent off.
Both clubs have admitted to a charge of their players failing to conduct themselves in an orderly fashion.
The sanction for that will be decided upon at a later date.