-reinstal play store with titanium backup or some other app
She sticks apk zip playstore the apocalypse, place it in system / app on your phone, give permissions rw-rr. Restart.
-you open the playstore and testing. Wait q is updated. It will be an additional app in the internal memory of playstore.
-with titanium backup, batch, integrate, integrated system app updates. Choose playstore and when done reboot.
You should be able to use it without problems. Luck.