Solution : https://service.sap.com/sap/support/notes/1031781 (SAP Service marketplace login required)
Key words :
import basis support package sapkb64020, report agr_star_0_problem entering a_0000000400, authorization objects s_develop, impermissible special characters, terms scrap characters, authorization a_0000000400, special characters, report agr_mass_star_0_problem, scrap char, table ust12
Related Notes :
| 735804 | |
| 718511 | R3trans: Export error due to "scrap characters" |
| 617012 | Table ust10s contains deleted profiles |