Solution : https://service.sap.com/sap/support/notes/320515 (SAP Service marketplace login required)
Key words :
system generates error message tk428, additional key words v_tabwt_01, customizing object v_tabwt_01v, maintenance view v_tabwt_01, maintain transaction types, enter table tabwk, table tabwk, transaction sobj, field enter, transport link
Related Notes :
| 498625 | TK428 when defining field transfer rules for transfer |
| 217342 | Object list of view cluster is apparently incorrect |
| 31152 | SM30: Message TK428 when saving changes |