Solution : https://service.sap.com/sap/support/notes/887344 (SAP Service marketplace login required)
Key words : 
parameters -             exit_name    = vim_als_badi             inter_name   = if_ex_vim_als_badi             mast_langu   = en3, software component   sap_basis                      sap basis compo, maintain language dependent customizing data, get_als_languages     -----------------     exporting  view_name     importing  als_active, enable_als     ----------     exporting   view_name     importing   als_enabled, create badi definition vim_als_badi, changed/inserted logon language texts, automatically supplement view entries, normal customizing translation functionality, description 'check als      status'
Related Notes : 
       
| 732205 | New Function Group SCPT to eliminate domain CPLANGS |