Solution : https://service.sap.com/sap/support/notes/950114 (SAP Service marketplace login required)
Key words :
Time-conversion, summer time, winter time, DST
Related Notes :
| 1375438 | Globalization Collection Note |
| 1119698 | Error in profile parameter zdate/DSTswitch_contloctime |
| 102088 | Reducing downtime when changing from summer to winter time |