Have you recently updated your Android smartphone and now you see the message "Error in retrieving information from the server [RPC: S-7: AEC-0]"?
Let's see how to solve it.
Error in retrieving information from the server [RPC: S-7: AEC-0]
It is a problem of the recognition date by the Google Play Store and its services Google Play Service and Google Service Framework.
The solution is very simple and not needs particular technical knowledge.
Access to Settingsand then to the Date & timesection.
If present, deselect the flag Automatic time zone.
Deselect flag on Automatic date & time.
Click Set Dateand choose a date in the past (one month or one year).
Now go to the Homepage.
Go back at the Date & timesection and select Automatic date & timeand Automatic time zone.
This should fix the error "[RPC: S-7: AEC-0]".
If the problem is not solved it will be necessary to delete the cacheof the Google Play Store, Google Play Serviceand Google Service Framework. You can follow the lead of Google Play Error [RPC: S-7: AEC-7] how to fix it, and guide Fix .