Had that also, however deleting play store data didn't really fix that.
What helped me, was, delete PlayStore Data, Force Stop PlayStore and then delete PlayStore data again.
Then my device was certified again
Because it isn't my file, I must ask lop2lop or tom1807 before releasing it.
I think you PM'ed me that you removed IMEI, ESN, BT address etc., so no problem to release it.
In fact, I only extracted the file from my mobile to have it for the comm...
Use this APK: http://www.apkmirror.com/apk/google-inc/google-play-services/google-play-services-6-5-99-1642632-438-apk/
Something what was unthinkable before
Catching Venus and Moon by Nexus 5
(Picture doesn't show up with IMG tags)
I just received the IVSO BT Keyboard Case (http://www.amazon.com/IVSO-8-9-inch-Ultra-Thin-Bluetooth-Portfolio/dp/B00IZ4WU8S), initial impression, it is good.
The N9 slides inside and holds by a clew which is fixed behind the N9 with velcro.