Solution : https://service.sap.com/sap/support/notes/494827 (SAP Service marketplace login required)
Key words :
required function group manually, adjust tbe31 entries, stop outbound queues, start outbound queues, crm release upgrade 2, run report upgrade, run queues 3, upgrade crm 8, correct sequence, 0 data exchange
Related Notes :
522676 | |
424499 | Error in inbound queue after PI upgrade |
414899 | Release upgrade CRM BP 2.0 -> 3.0, 3.1 or 4.0 |
396690 | SAP CRM 3.0: Information on Upgrade |