On EU1, EU2, US2, US5, JP1 DCs, backups to Cloud storage are failing with the following error:
429 Too many requests:
Request to account server has failed with code '429'. This may happen due to a cloud service overload issue.
Issue in the product.
Global fix was applied on the 26th of May. Please re-try the backup.
If the issue reproduces, contact Acronis Support with reference to this article.