Solution : https://service.sap.com/sap/support/notes/888810 (SAP Service marketplace login required)
Key words :
620 patch 23its 640 sap_basis support package [, 700 sap_basis support package [, exact patch numbers, additional horizontal scrollbars, enlarge parent containers, terms wordwrap reason, html textarea element, technical restriction wasin, fix sized container, wordwrap_at_windowborder automatical wordwrap
Related Notes :
| 1067625 | ITS TextEdit: Control overlaps other screen elements |
| 1021698 | ITS TextEdit: word wrap not at right border |
| 1021692 | ITS TextEdit: no caret set, if clicking inside the control |
| 987339 | |
| 962330 | ITS TextEdit: rendering particularities in gecko browsers |
| 891627 | |
| 422895 | TextEdit Control: Restrictions in the SAP GUI for HTML |
| 209188 | Collective note: TextEdit control |