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Continue to ChatUpgrade from NAV 2009 SP1 to 2013 R2 Guide http://www.pardaan.com/2015/07/09/upgrade-from-nav-2009-sp1-to-2013-r2-guide/
Upgrade from NAV 2009 SP1 to 2013 R2 Guide http://www.pardaan.com/2015/07/09/upgrade-from-nav-2009-sp1-to-2013-r2-guide/