Solution : https://service.sap.com/sap/support/notes/1007035 (SAP Service marketplace login required)
Key words :
'display table maint dialog generat' screen, select convert -> radio button -> left button, edit table/view tab, table view write 'v_alm_mul_lang'3, select 'display <-> change', click display button, select generated objects, maintenance screens tab, screen painter screen, default language field
Related Notes :
| 1004184 | Correction Note For Multilanguage Support Rectifications |
| 723380 | Mobile Asset Management 2.5 - Composite Note |
| 617494 | Mobile Asset Management 2.0 - Composite Note |