mine was due to snapchat. For samsung users install goodlock app and go to the nice catch in the app and then to screen wakeup history. If it is showing an app which you havent used at that certain time then that app is the one for the error popup. f...

mine was due to snapchat. For samsung users install goodlock app and go to the nice catch in the app and then to screen wakeup history. If it is showing an app which you havent used at that certain time then that app is the one for the error popup. f...