Plaffo.com reports that numerous Windows Phone 7.5 and 7.8 users are complaining that they are not able to log into the SkyDrive app on their Windows Phone.
Those who try get the error:
Unable to log in.
Try to log on with another Windows Live ID, or go to http://login.live.com on a PC
The problem has been going on for the last few days, and Microsoft has acknowledged it on their Status page, writing:
Windows Phone 7 users may experience issues logging into the SkyDrive App 19 Apr 01:25
We’re working on the problem and will provide an update by 19 Apr 05:25. Thank you for your patience.19 Apr 03:25
We’re still working on the problem and will provide an update by 19 Apr 19:00. We apologise for the delay and thank you for your patience. 19 Apr 05:25
Fixing the problem is taking longer than we hoped. We’ll provide an update by 19 Apr 23:00. We apologise for the lengthy interruption in service. 19 Apr 18:59
We identified a solution to the problem and are working to fix it as quickly as we can. 19 Apr 23:00
So it seems the solution is on its way, and will hopefully roll out very soon.