Solution : https://service.sap.com/sap/support/notes/619339 (SAP Service marketplace login required)
Key words :
operation dd_db_icnv failed reason, terms create trigger, icnvreq phase, icnv terminates, special character '/', special characters, quotation marks, sql statement, program correction, toolfix transport
Related Notes :
| 522711 | Corrections for upgrade to Basis 620 |