There are a variety of reasons that can lead to this problem. It could be a mismatch of your billing and shipping addresses, or you have entered your card information If you have encountered an issue with your order, such as a payment problem or a refusal, we recommend contacting your bank or financial institution to inquire about the specific issue. They will be able to provide you with further information and assistance regarding the transaction. Additionally, if you require further support or have any questions, please feel free to reach out to our customer support team.If there still is an issue with your order, feel free to contact our customer support team at the contact us section