Don't know how to or won't delegate. Don't trust their employees. Take the responsibility for their employees rather than to them. Want or need the approval of their employees. Use this approach as a manipulative tool.
Egos are out of control.
When an employee regardless of their position brings you a problem that you feel is their responsibility to solve, this is an ideal coaching opportunity. If you are solving their a lot of their problems the organization needs either needs a different employee or a new manager. Here is the strategy. Tell the employee you will help them with their problem but you want them to follow the following steps first. Ask them to define the problem, situation or challenge in writing.