Solution : https://service.sap.com/sap/support/notes/973848 (SAP Service marketplace login required)
Key words :
import basis support package 19, import basis support package 11, including basis support package 18, including basis support package 10, earlier support packages, including patch level 22, internet transaction server, column tree controls, support package 16, support package 17
Related Notes :
| 998677 | Tree control updates for ITS 7.00 with Basis SP 10 |
| 971895 | Tree control updates for ITS 7.00 with Basis SP 9 |
| 971894 | Tree control updates for ITS 6.40 with Basis SP 18 |
| 959444 | Changeable column width in tree (ITS 7.00 + SP 8) |
| 942481 | Tree control: Extended text item contents may break |
| 921053 | Tree control: Left column freezes during scrolling |