Xbox Live is currently struggling with performance issues. According to the Xbox Live Status page, the affected services include "joining other Xbox Live members in online games" and "posting game performance or viewing the performance of other Xbox Live members.” Also included in the status update is a message specifically for Call of Duty: Ghosts and GTA V, alerting players to some scheduled maintenance. The Blinkbox app is similarly affected. Keep an eye on the Xbox Live Status page for updates. Source - X360A
