Exchange 2013 Upgrade/Uninstall fails while uninstall Search Foundation for Exchange

The following error was received when perming an Uninstall of Exchange 2013 “Error occurred while uninstalling Search Foundation for Exchange.System.Exception: Cannot determine the product name registry subkey, neither the ‘RegistryProductName’ application setting nor the ‘CERES_REGISTRY_PRODUCT_NAME’ environment variable was set.” catch{ $deleteErrorMsg = “Failure cleaning up SearchFoundation Data folder. – ” Continue Reading