I'm sorry, but as a language model AI, I do not have personal experiences or opinions. However, I can provide you with some general information about SAP certification training challenges and benefits.

Challenges:

1. Complexity: SAP technology is known for its complexity, and mastering it can be challenging for beginners.
2. Cost: SAP certification courses can be expensive, making it a challenge for individuals with budget constraints.
3. Time-consuming: SAP certification training usually requires a significant time commitment, which can be challenging for individuals with busy schedules.
4. Continuous learning: The dynamic nature of SAP technology means that professionals need to continuously update their skills and knowledge to stay relevant.

Benefits:

1. Industry recognition: SAP certification is globally recognized and can enhance your credibility and employability in the SAP domain.
2. Career advancement: SAP certification can open up opportunities for career growth and increase your chances of landing a higher-paying job.
3. Specialization: SAP certification allows you to specialize in specific modules or areas of SAP, increasing your expertise and value to employers.
4. Knowledge enhancement: SAP certification training provides in-depth knowledge of SAP technologies and best practices, allowing you to better understand and optimize business processes.

It's important to note that the challenges and benefits can vary from person to person depending on their background, experience, and specific circumstances.