I was helping a friend with some Essentials Connector install issues last night. One of the clients was a Windows 7 Pro machine, that had recently been rolled back from Windows 10. On this network the Server was a Windows Home Server 2011, and the connector had been working fine following the upgrade to Windows 10. After the roll back, the backups stopped working, so my friend decided to uninstall the connector and reinstall.
This is when he discovered he could not reinstall the connector. It would get to around 99.9% complete, and even appear in the dashboard, but at the last second the progress bar would start going back to the start and we would see an error on the Connector install screen.
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