Hope you all are fine. I am trying to add in app purchases in my app.. Using google demo Trivial drive
. I configure each and every thing in my play store account.. I don't know why I still am getting error retrieving information for the server. [DF-AA-20] Please anybody know the solution.. Much appreciated.. :)
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Arya
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Umer Farooq
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What code have you tried? – peacetype Feb 06 '18 at 11:42
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https://github.com/alihitawala/TrivialDrivev2 – Umer Farooq Feb 06 '18 at 11:56
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i use this demo app – Umer Farooq Feb 06 '18 at 11:56
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As it says in the Testing in-app billing tutorial you need to upload a version of your App to the Play store and publish it (even if only to an Alpha testing track) before you can try In-app billing.

Nick Fortescue
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We have uploaded it in alpha still getting the error. What can be done? – Vivek Sancheti Oct 01 '18 at 06:44
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@VivekSancheti Hi. I have the same issue. Did you resolve it and if so, how? – CybeX Feb 02 '19 at 08:59
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https://stackoverflow.com/questions/54491289/android-in-app-billing-subscription-purchase-gives-error-df-aa-20?noredirect=1#comment95788565_54491289 – CybeX Feb 02 '19 at 09:00