Solution : https://service.sap.com/sap/support/notes/1241534 (SAP Service marketplace login required)
Key words : 
attached source code corrections, modified activities, data quality, solution implement, rescheduling
Related Notes : 
       
| 1292734 | /SAPAPO/OM_LC_UPGRADE_70: Problems during upgrade | 
| 1065366 | /SAPAPO/OM_LC_UPGRADE_51: Problems during the upgrade |