Solution : https://service.sap.com/sap/support/notes/372776 (SAP Service marketplace login required)
Key words :
display variant defined, tc_mr1m table control, tc_mr1m control, display variant, table control, screen variant, display variants, system table, tcview table, process invoices
Related Notes :
315586 | MIRO: Creating and changing display variants |
211163 | Table view control: Problems with display variants |