Not able to send Alias using iOS SDK

[ManiaChamp]

I am using PushBots 2.0.4 , previously it was working fine but from last 2 days , I am not getting my alias name from Application. When I tried to debug , it shows me timed out error. Neither I am getting the push notification.

PUSHBOTS ERROR: Failed to fetch https://api.pushbots.com/2/subscriptions: Error Domain=NSURLErrorDomain Code=-1001 "The request timed out." UserInfo={NSUnderlyingError=0x17024b760 {Error Domain=kCFErrorDomainCFNetwork Code=-1001 "(null)" UserInfo={_kCFStreamErrorCodeKey=-2102, _kCFStreamErrorDomainKey=4}}, NSErrorFailingURLStringKey=https://api.pushbots.com/2/subscriptions, NSErrorFailingURLKey=https://api.pushbots.com/2/subscriptions, _kCFStreamErrorDomainKey=4, _kCFStreamErrorCodeKey=-2102, NSLocalizedDescription=The request timed out.}