Google Sign In error 12500

Question

I am trying to integrate Google Sign In into my app. I don\'t have a back-end server, I am just getting the details of the logged on Google Account to my app.

I firs

Answer 1

Seems your SHA1 is overwritten by Google play store. Check in your google play store, launch panel, under app signing, see if google play has an additional SHA1 added.

And copy that SHA1, add to your relevant place, would do the job.