i had same problem , try to go to settings then app then go to google play and disable it and enable then clear all data in it and try to open it again it will work maybe , try to reset your device if doesn't work
You need to clear the data and cache of Google Play app and re-enter the appI am unable to access Google play after I click on Google play it says "error while retrieving information from server (DF- DFERH-01)" what can I do to fix this problem?