In such a case, and before reaching out to us, please double check:
1. If there are sufficient funds in your bank account or electronic wallet;
2. If you have exceeded any daily / weekly / monthly transfer limit; or
3. If your card is expired.
If you are confident that the above issues are not resulting in a failed transaction, please feel free to contact our customer service team.
Of course, you can always pay using any of the other methods of payment available in your country, including cash payment to one of our offices.