If you are going to build an Agentry Application that connects to SAP backend then framework is required. Started with Work Manager 6.0 release it was not part of the Work Manager install but was broken by itself.
The add-on is located on the download center under the following
Installations and Upgrades
---Browse our Download Catalog
------SAP Mobile Solutions
---------Mobile Add-On for SAP
------------MOBILE ADD-ON FOR ERP
---------------MOBILE ADD-ON FOR ERP 6.1