Please follow these troubleshooting steps:
 
1. Close all running applications on your device.
[This will help prevent any potential payment issues caused by excessive storage usage.]
2. Switch your internet connection to a more stable one.
[A strong and reliable internet connection can significantly increase the chances of a successful payment transaction.]
3. Restart the game
 
If the problem persists, please don't hesitate to contact our customer service team. We'll be ready to help you as soon as possible.