Solution : https://service.sap.com/sap/support/notes/793814 (SAP Service marketplace login required)
Key words :
import support package sap_basis sp11, empty xml tag, xi-message reason, unknown status<sap, unknown status, xi message, xml display, diagnostic><sap, message format, diagnostic header
Related Notes :
| 840474 | |
| 811017 | XI 30 Support Package Stack 11 |
| 787931 | XI 30 Support Package Stack 10 |