Solution : https://service.sap.com/sap/support/notes/210427 (SAP Service marketplace login required)
Key words :
additional key words vc05, alv reports exists, enter parameter sd_variant_maintain, 'administration' menu item, stored alv variants, sales support monitor, 'system -> user profile ->, default display variant, performance problem occurs, activity monitor
Related Notes :
| 610700 | Performance Sales Support Monitor (Transaktion VC05) |
| 312815 | ALV lists suddenly without variants |