This looks like an AD error. Please contact your system administrator and provide the error info and they should be able to rectify the issue....
Dropping the login and re-creating it would do it in some scenarios... or running the SSMS as an Admin will do the job...
Also, please take a look into the below articles....
http://www.sqlservercentral.com/Forums/Topic644009-6-1.aspx
Hope this helps!