Hi,
I was able to reproduce the problem (CFME Version: 5.9.3.4.20180702181921_afd03d7).
Are your Roles imported from a previous version?
The ability to click on the link (and the use Automation --> Automate --> Generic Objects menu) seems to be handled by the features
ident=generic_object_definition name=Generic Object Classes desc=Everything under Generic Object Classes
ident=generic_object name=Generic Objects desc=Everything under Generic Objects
however these features are apparently not exposed on the UI and granted to all newly created roles, but in case of imported roles this does not happen and users have no access to generic objects.
There are more granular features defined (but I have no idea if they already work)
vmdb_production=# SELECT identifier, name, description FROM miq_product_features WHERE identifier LIKE 'generic%';
identifier | name | description
--------------------------------------------+----------------------------+---------------------------------------------------------
generic_object_definition | Generic Object Classes | Everything under Generic Object Classes
generic_object_definition_view | View | View Generic Object Classes
generic_object_definition_show_list | List | Display Lists of Generic Object Classes
generic_object_definition_show | Show | Display Individual Generic Object Classes
generic_object_definition_admin | Modify | Modify Generic Object Classes
generic_object_definition_delete | Remove | Remove Generic Object Classes
generic_object_definition_edit | Edit | Edit a Generic Object Class
generic_object_definition_new | Add | Add a Generic Object Class
generic_object_definition_ab_group_new | Add Custom Button Group | Add a Custom Button Group for a Generic Object Class
generic_object_definition_ab_group_edit | Edit Custom Button Group | Edit a Custom Button Group for a Generic Object Class
generic_object_definition_ab_group_delete | Delete Custom Button Group | Delete a Custom Button Group for a Generic Object Class
generic_object_definition_ab_button_new | Add Custom Button | Add a Custom Button for a Generic Object Class
generic_object_definition_ab_button_edit | Edit Custom Button | Edit a Custom Button for a Generic Object Class
generic_object_definition_ab_button_delete | Delete Custom Button | Delete a Custom Button for a Generic Object Class
generic_object | Generic Objects | Everything under Generic Objects
generic_object_view | View | View Generic Objects
generic_object_show_list | List | Display Lists of Generic Objects
generic_object_show | Show | Display Individual Generic Objects
generic_object_control | Operate | Perform Operations on Generic Objects
generic_object_tag | Edit Tags | Edit Tags of Generic Objects
generic_object_protect | Manage Policies | Manage Policies of Generic Objects
generic_object_admin | Modify | Modify Generic Objects
generic_object_delete | Remove | Remove Generic Objects
generic_object_edit | Edit | Edit Generic Object
generic_object_new | Add | Add a Generic Object