Captivate 2019 Update 2 installation issue

My company has several Captivate users in our training department, and they’ve been trying to install update 2.  The installation progresses to about 90% and stops, which is apparently at a point where some critical program files have been removed but not replaced yet.  This forces us to re-install entirely before attempting the update again.  We’ve been following the update guide below – the user is logged into CC and ran the “clean preferences” utility, but the issue remains. https://helpx.adobe.com/captivate/release-note/adobe-captivate-2019-update-2-release-notes.html […]