when newly promoted managers are not well suited to their roles they may be less able to provide effective management and direction to their employees this can also lead to high rates of error or defects if their new responsibilities are associated with quality control 
these problems can trickle down to other employees who will make more mistakes under poor management lower level workers may continue to be promoted resulting in several layers of managers who lack the skills or training for their jobs this can also damage employee morale since remaining employees may resent their poor management 