Solution : https://service.sap.com/sap/support/notes/429474 (SAP Service marketplace login required)
Key words :
additional key words type conversion r3trans, 'duplicate key error', transport program r3trans, release date september 2001, type 'char', type 'numc', transport requests, symptom dates, numc field, table structures
Related Notes :
| 401717 | Additional info on upgrading to SAP Web AS 6.10 (Basis) |
| 19466 | Downloading SAP kernel patches |