Solution : https://service.sap.com/sap/support/notes/1144113 (SAP Service marketplace login required)
Key words :
java upgrade phase drop_shadow_schema_os4, sap kernel release 710, upgrade master dvd, dual-stack system, integrated file system, relevant user profile, user <sid>ofr, affected directory belong, delete ifs objects, upgrade library
Related Notes :
| 950725 | Upgrade to SAP NetWeaver PI 7.1: IBM DB2 for i5/OS |