Solution : https://service.sap.com/sap/support/notes/1316570 (SAP Service marketplace login required)
Key words : 
entries' -  enter  action id = 651   msgno     = 396   action code = delete_all_bia_data, create messages        -  launch transaction se91        -  enter 'rsdd_za', button 'utilities->table contents->create entries' -  click, table -  launch transaction se11 -  enter 'rsddtza_actions', button 'change'        -  select message '0396'        -  enter text ', field 'database table' -  click, field 'message class'        -  click, bi accelerator -> maintenance functions, bi accelerator deleted'        -  check, button 'display' -  click
Related Notes : 
       
| 1285988 | BIA Backup & Recovery: Do not delete replicated snapshot | 
| 957283 | BIA monitor mistakenly reports "No availability" | 
| 939285 | Terminated/running ROLLUP blocks BIA monitor actions | 
| 937757 | "Execute action" menu option in BIA monitor does not work | 
| 903720 | Corrections to BIA monitor for BI 7.0 Support Package Stack7 |