BuildToBuildUpgrade Error
Error Message: While installing/upgrading Exchange server, it fails, when you try again you get one of these errors: “Setup previously failed while performing the action “” BuildToBuildUpgrade ” You can’t resume setup by performing the action “ Install ”. “Setup previously failed while performing the action “ Install ” You can’t resume setup by performing the action “ BuildToBuildUpgrade ”. “Setup previously failed while performing the action “ Uninstall ” You can’t resume setup by performing the action “ Uninstall ”. Cause: A Registery Dword is added to the failing role to mark it. Solution: Open Regedit - Windows Key+R > Regedit {Enter} in it navigate to HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\ExchangeServer\v15\<Role> Instead of Role, go to the step in which the setup fall Ex: client access role or transport role. Delete the Dwords Action and WaterMark .