Guess you must have missed every TV or radio news programme today.
giffgaff use the O2 network
O2 have a nationwide network outage with no data and intermittent calls and texts
This is also affecting networks across Europe with over 40 million users affected including ALL networks using O2 in the UK.
It has allegedly been caused by a software issue affecting some equipment supplied to these networks by Ericsson
The same issue has also now emerged on a network in Japan affecting millions of users there as well.http://status.o2.co.uk/
The latest update from the BBC website is that O2 hope to have all services restored by tomorrow (Friday) morning.