Board Thread:Plants vs. Zombies 2/@comment-25546049-20151206051217/@comment-25437182-20151213045750

There's a trick if it says there's a licensing error.

Either: download the new obb and replace it with your older one, then download and upload the new apk; or uninstall PvZ2, redownload from google play but don't open, and download and open the  newer apk.