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Exchange Server 2013
I know I am using an outdated version of Exchange given 2019 is current but I can't upgrade yet. We are currently using Exchange CU14 on Windows 2008 and I'd like to get a fresh install of Exchange o...
Hello kellyincuse, please Check This article: https://social.technet.microsoft.com/Forums/en-US/ff537d3d-9da8-4a69-ab09-4310726246ca/fail-preparead-object-reference-not-set-to-an-instance-of-an-object