Solution : https://service.sap.com/sap/support/notes/43288 (SAP Service marketplace login required)
Key words : 
==========================================================date      topic    short description----------------------------------------------------------------------14/apr/98    ii/    euro support lost15/jan/98, abap/set_text_env_at_new_mode  = 0          install/collate/active         = 0          rscp/tcp0b                     = tcp0b, additional key words update migration release upgrade release maintenance level, /    r3up key word    ii/   important general remarks    iii/  error, tp addtobuffer a30k001984 <sapsid>  tp addtobuffer a30k002008 <sapsid>5, ---------changed--------< d023648 23/oct/97 >----------------------------------changed--------< d019144 11/sept/97>-------------------------------------------------< d019983 10/aug/97 >-------------------------, cleanout---------------------------------------------------------------------- ii/ important general remarks ------------------------< d019132 14/apr/98 >-------------------------, note field grouping codes + contents21/aug/96    viii/  fi-sl, datenbank muss gestartet werden21/nov/96    vii/   lang_req, tp import a30k001984 <sapsid>   tp import a30k002008 <sapsid>6
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