Hi, theese last days I´ve found I cannot send push notificactions to GCM they always fail and I donñt have a clue about the null argument that is failing... Any idea on this? Stacktrace follows: 2015-04-30 12:00:37,504 SEVERE [org.jboss.aerogear.unifiedpush.message.sender.GCMPushNotificationSender] (EJB default - 1) Error sending payload to GCM server: java.lang.IllegalArgumentException: argument cannot be null at com.google.android.gcm.server.Sender.nonNull(Sender.java:553) [gcm-server-1.0.2.jar:] at com.google.android.gcm.server.Sender.getString(Sender.java:534) [gcm-server-1.0.2.jar:] at com.google.android.gcm.server.Sender.sendNoRetry(Sender.java:365) [gcm-server-1.0.2.jar:] at com.google.android.gcm.server.Sender.send(Sender.java:261) [gcm-server-1.0.2.jar:] -- View this message in context: http://aerogear-users.1116366.n5.nabble.com/IllegalArgumentException-argu... Sent from the aerogear-users mailing list archive at Nabble.com. _______________________________________________ Aerogear-users mailing list Aerogear-users(a)lists.jboss.org https://lists.jboss.org/mailman/listinfo/aerogear-users