Transaction declined.transaction_not_allo - Your card does not support this type of purchase

Hai, While Validating my account am getting the error message like Transaction declined. transaction_not_allowed - Your card does not support this type of purchase. currently I am using ICICI bank credit card. Can you please tell me the reason way I am not able to validate.

This is a community forum, we cannot help you with that since we are not Gitlab staff. Therefore, open a ticket for the Gitlab billing department.

https://support.gitlab.com/hc/en-us/requests/new?ticket_form_id=360000258393

Enable International online transaction on the card. I faced the issue with ICICI bank debit card, it can be resolved using iMobile App:
Services → Card Services → Modify Debit Card Limit → International → Online.