Solution : https://service.sap.com/sap/support/notes/1589159 (SAP Service marketplace login required)
Key words :
program cl_badi_dt_reader=============cp, kernel badis reason, terms enhancement framework, enhancement spots, import method, reports badi_rsanalyze, runtime data, tables badi_spot, deleted badi, treated correctly
Related Notes :
1589303 | Runtime data of deleted badis remains in the system |