BQ Object Generator programs not working

we have installed BQ toolkit into our SAP ECC.
we tried to import data into BQ.

while i am able to push data using program - ZGOOG_R_BQTR_DEMO_DYN_LOAD successfully,
programs ZGOOG_R_BQTR_GEN_MASS_CDS_VIEW & ZGOOG_R_BQTR_GEN_REPL_OBJ_LEG are not working

  1. ZGOOG_R_BQTR_GEN_MASS_CDS_VIEW is unable to create CDS successfully
  2. ZGOOG_R_BQTR_GEN_REPL_OBJ_LEG always failing with - Datasource not found, please provide odp provide for CDS!