Hello & Welcome to Just Answer,
Sorry to hear of any issue you are having with your device.
To help you with this issue, may I ask:
1) The AGE of the device?
2) WHEN this issue first began?
3) Has another power adapter been tried?
4) Does the device still charge when attached to a USB cable and a powered ON computer?
We experts are "users" of this site - just like you - and have NO access to ANY of your private information or account. But YOU should be able to manage your account by clicking the "my account" link on your side of this system.
If you have ANY concerns about your account or site operation, You can contact the Customer Service department at the following page:http://ww2.justanswer.com/help
Please let me know if you have any more questions - about your device or cable(s).
Take Care & Travel Safe, Greg A.