Solution : https://service.sap.com/sap/support/notes/549541 (SAP Service marketplace login required)
Key words :
rsdbcediting datasourcesnodesnotconnected application componentdatasource type transaction data reason, - application component- datasource type solution import support package 6, source code correction attached, datasource type field, existing database datasource, 0b support package 06, application component, bw support packages, transaction data, terms db connect