 NSString *Appname = [[[NSBundle mainBundle] infoDictionary] objectForKey:@"CFBundleName"];     NSString *strApplicationUUID = [SSKeychain passwordForService:Appname account:@"manab"];     if (strApplicationUUID == nil)     {         strApplicationUUID  = [[[UIDevice currentDevice] identifierForVendor] UUIDString];         [SSKeychain setPassword:strApplicationUUID forService:Appname account:@"manab"];     }  