SQL Express 2008 R2's installer is buggy. And it's a known issue: https://social.msdn.microsoft.com/Forums/sqlserver/en-US/54bbcac3-41c5-4a5d-a4f6-2669e538dc82/sqlserver-2008-express-install-error?forum=sqlexpress
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January 15, 2015
January 15, 2015
SQL Express 2008 R2's installer is buggy. And it's a known issue: https://social.msdn.microsoft.com/Forums/sqlserver/en-US/54bbcac3-41c5-4a5d-a4f6-2669e538dc82/sqlserver-2008-express-install-error?forum=sqlexpress