An ongoing outage of Amazon's cloud infrastructure is causing a number of internet services to be affected.
Amazon S3 provides a web service interface for businesses to "store and retrieve any amount of data, at any time, from anywhere on the web".
On the internet giant's web service health dashboard page, the company says the "are working hard at repairing S3, believe we understand root cause, and are working on implementing what we believe will remediate the issue.
Amazon's S3 servers are experiencing "high error rates".
New Zealand based software company Xero tweeted that it is affected by the outage.