https://faqshop.com/sccm-2007/troubleshooting-cm07-tr/upgrades-cm07-tr/setup-has-detected-an-existing-installation-of-the-administrator-console-error-when-trying-to-upgrade-sms-2003-secondary-site-to-configmgr-sccm-2007/ SCCM Tutorials, Help, Hints, Tips and FAQs Mon, 02 Oct 2017 19:46:20 +0000 hourly 1 https://wordpress.org/?v=6.8.2