Solution : https://service.sap.com/sap/support/notes/486344 (SAP Service marketplace login required)
Key words :
import support packages, imported support packages, automatically calculated defaults, losing table fields, spam update 30 reason, duplicate version creation, import spam update 31, duplicate versions created, transaction spdd deduces, spam update 30
Related Notes :
| 173814 | OCS: Known problems with Support Packages for Release 4.6 |
| 97630 | OCS: Familiar problems with patches 3.1H-4.0B |
| 97629 | OCS: Known problems with patches Rel. 4.5 |