Solution : https://service.sap.com/sap/support/notes/637627 (SAP Service marketplace login required)
Key words : 
rmstlsdia save start transaction se80 select, save wb indicator save select, methods tab add method set_event_error, start transaction se38 create, attached source code corrections, current tab page view, terms tabstrip control library, description 'general error' save, methods tab select, method init select
Related Notes : 
       
| 823386 | Going to the 'Identifiers' tab page | 
| 631420 | RMGMT210: Corrections in Support Package 04 |