Solution : https://service.sap.com/sap/support/notes/99797 (SAP Service marketplace login required)
Key words :
'/qopt/r31h7042/os400/as400/v4r1m0', additional key words r31h7001 r31h7042, '/qopt/r31h7042/os400/as400/r3akk', upgrade cd r31h7001, downward-compatible kernel, add library r331hakk, cd r31h7042, r331hakk/r3akk, kernel library, r331hakk/lodr3krn
Related Notes :
| 83910 | AS/400: NLS with R/3 Basis, Release 3.1H on V4R1 |
| 74772 | Additional Info: Upgrading to 3.1H DB2/400 |
| 49365 | iSeries: Applying a patch |