Solution : https://service.sap.com/sap/support/notes/52344 (SAP Service marketplace login required)
Key words :
additional key words validation, validation/substitution control tables, prevents sap objects, newly transported validation, overwriting customer objects, customer objects, validation step, existing objects, prevent overwriting, customer transports
Related Notes :
118850 | Short dump with transport of Validations and Subst. |
43539 | R3trans: only INSERTS for table entries class G |