The 'view details' feature will not work on an EDT field when the field has a relation defined in the 'table references' subnode.

In Microsoft Dynamics AX 2012, relations can no longer be created under extended data type (EDT) nodes in the Application Object Tree (AOT). In a table browser - The “view details” option only works with views in when there is a relation defined in the EDT (in the Relations node). We don't look at the table relations to figure out the relation from a view field or looking at the “Table References” node. - The scenario will have worked in AX 2009, but this needs to be migrated...(read more)