The European Central Bank said late on Thursday it had fixed an unprecedented outage in its payment system which had left transactions likely worth trillions of euros from companies, consumers and investors up in the air for most of the day.

The European Central Bank's said late on Thursday its systems for settling transactions were working again after an outage that had kept them offline for most of the day was fixed.

By Sinead Cruise, Amanda Cooper and Francesco Canepa LONDON/FRANKFURT (Reuters) - The European Central Bank was scrambling to fix a rare outage in its payment system which left transactions likely worth trillions of euros from companies,