SAP BW BEx Query Connector > Mappings and mapping tasks with SAP BW BEx > Prerequisites
  

Prerequisites

Before you use SAP Connector to read data from an SAP BEx query, you must allow access to the SAP BEx query from external systems.
  1. 1Open the query in the SAP BEx Query Designer.
  2. 2Click the Extended tab on the right pane.
  3. 3In the Release for External Access section, select the By OLE DB for OLAP option under Allow External Access to this Query.