In Strategy Developer, even though tables that can be added to the project are available in the warehouse, tables do not appear in the 'Tables available in the warehouse' box of the Warehouse Catalog.
The following window appears:

There are two resolutions to this issue:
Resolution 1:
Click on the 'Read Warehouse Catalog' button or select Actions > Read Warehouse Catalog from the main Warehouse Catalog window.
OR
Resolution 2:
If Resolution 1 fails then follow the steps below:


The 'Tables available in the warehouse' is now populated with the list of tables available in the warehouse, as shown below. These tables can now be added to the project.
