An issue has been found where BEx extraction stops working after upgrading to SAP BW 7.50 SP14. Specifically, the following error occurs at reload of BEx connector script:
‘RfcAbapRuntimeException: Access using a 'ZERO' object reference is not possible’.
In addition, the following error could also occur when opening a BEx query in the select dialog:
To correct this issue, R&D has provided a patch that is available in the form of a transport file that will need to be imported into the SAP BW system. The patch will be included in a future release of the Qlik SAP Connectors package. Until then, If you encounter this issue, please contact support at support.qlik.com and reference the ID SAP-1985.