Solution : https://service.sap.com/sap/support/notes/1744209 (SAP Service marketplace login required)
Key words :
Related Notes :
| 1636252 | Installing a 7.20 kernel in SAP Web AS 7.00/7.01/7.10/7.11 |
| 1633731 | Usage of the 7.20 Downward-Compatible Kernel |
| 1629598 | SAP Kernel 720 will replace older kernel versions |