Solution : https://service.sap.com/sap/support/notes/696026 (SAP Service marketplace login required)
Key words :
character typeonly character-type extensions, include ci_ecmcthe extension category, include ci_bapi_sc_item_cthe extension category, prepare/roadmap step checks, append ci_ebandbthe extension category, include fkkopthe append, execute prepare module, roadmap step downtime, roadmap step checks, <dir_put>/log/longpost
Related Notes :
| 1157493 | iPPE: Upgrading to ERP 6.0 |
| 1100360 | DDIC structure PRCT_COND_PRINT cannot be enhanced |
| 493387 | Potential effects of table- and structure - extensions |