Answer:
A failure or lack of succession management
Step-by-step explanation:
The going concern of any business should always be its top priority. This is the reason why every organization should have a good succession planning and management in place.
Succession management is a process of having in place a program that prepares and equips potential leaders with adequate experience and skills to take over from incumbent leaders whenever they are out of service , so that the business can maintain its existence into the future.
In a situation where a succession management is not in place or effective , the death of a leader causes a major setback to the business as can be seen in the question.