Solution : https://service.sap.com/sap/support/notes/1665188 (SAP Service marketplace login required)
Key words :
AS/400, AS400, OS/400, OS400, iSeries, System i, i5/OS, IBM i, SAPJUP, CREATE TABLE failed, IMPORT_JLOAD_DATA, java upgrade, CONVERTnot possible, ALTER not possible
Related Notes :
1258882 | Upgrade to SAP NetWeaver PI 7.1 EHP 1: IBM DB2 for i |
1095885 | Upgrade to SAP NetWeaver 7.1 AS Java: IBM DB2 for i5/OS |