Solution : https://service.sap.com/sap/support/notes/974011 (SAP Service marketplace login required)
Key words :
multi-column tree differ, internet transaction server reason, import basis support package 19, import basis support package 10, earlier support packages, basis support package 16, basis support package 18, basis support package 7, basis support package 9, lower-level nodes
Related Notes :
| 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 |