1. Lack of motivation or drive: If someone is not motivated or does not have a clear sense of purpose or goals, they may struggle to find success.

2. Lack of skills or knowledge: Sometimes, individuals may not have the necessary skills or knowledge to achieve success in a particular field or area. This can be due to a lack of education or training.

3. Lack of opportunities: Success often relies on having access to opportunities, resources, and networks. If someone does not have these opportunities, they may find it difficult to achieve success.

4. Fear of failure: Fear of failure can hold people back from taking risks and pursuing their goals. This fear can prevent individuals from taking the necessary steps to achieve success.

5. Procrastination or poor time management: Poor time management can lead to a lack of productivity and prevent someone from achieving their goals. Procrastination can also be a barrier to success.

6. Lack of planning or clear goals: Without clear goals and a plan to achieve them, individuals may struggle to make progress and find success.

7. Negative mindset or self-doubt: A negative mindset or self-doubt can undermine confidence and prevent someone from taking the necessary actions to achieve success.

It is important to note that success is subjective and can mean different things to different people. What may be considered success for one person may not be the same for another. Additionally, success is not always determined by external factors such as wealth or status, but can also involve personal growth, fulfillment, and happiness.