StoreFront 3.5 upgrade to 3.15 fails with error " Citrix StoreFront 3.15.0.18019 failed"

StoreFront Version 3.5 fails to upgrade to version 3.15, during the upgrade process the wizard displays the following message "Citrix StoreFront 3.15.0.18019 failed" At the bottom of the upgrade wizard window, another message is displayed "NOTE: An error occurred during installation. Please ensur...