Facebook has blamed a “server configuration change” for the outage that affected its social media platforms for more than 14 hours yesterday.

“We've now resolved the issues and our systems are recovering.

We’re very sorry for the inconvenience and appreciate everyone’s patience,” the company said in a statement.

Read more: Facebook restores service after worst outage in its history

The explanation rebuffs speculation that the problems were caused by a cyber attack or a so-called route leak, an error in internet routing that can lead to large outages.

Facebook had already denied it had fallen victim to a distributed denial-of-service (DDoS) attack.

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