https://forums.autodesk.com/t5/revit-architecture-forum/revit-db-link-not-working/m-p/5755993#M331646 <P>Do you have compatible versions of the OS/Revit/Access installed. <A href="http://knowledge.autodesk.com/support/revit-products/learn-explore/caas/CloudHelp/cloudhelp/2016/ENU/Revit-AddIns/files/GUID-13119B8A-2BEA-436E-BF63-37D9BEB87247-htm.html" target="_self">Note the requirements on this page (for 2016).</A>&nbsp;&nbsp;</P> Tue, 04 Aug 2015 13:10:16 GMT David_W_Koch 2015-08-04T13:10:16Z