When O365 paid subscription tries to renew, the license fails and eventually displays a red bar stating that the subscription is unlicensed.
Message 1: Couldn't Verify Subscription
We couldn't verify your Office 365 subscription, so most features of <application> have been disabled. Please make sure you're connected to the internet and restart your application.
Message 2: Application (Unlicensed Product)
The HeartbeatCache.xml file is located in the wrong folder.
To resolve this issue, delete the heartbeatcache.xml file using the following steps.
1. Exit all Office applications.
2. Browse to "C:\Program Files\Microsoft Office 15\root\vfs\Common AppData\microsoft\office\Heartbeat\"
3. Delete the HeartbeatCache.xml file
4. Launch one of the Office Applications and the file will be automatically placed the expected native folder location.
renewal fails subscription red bar heartbeatcache.xml