Solution : https://service.sap.com/sap/support/notes/1498507 (SAP Service marketplace login required)
Key words : 
prerequisites program error solution grcspc 250, t-code swia, generate repeat evaluation, carry forward case, carry forward reason, error workflow instances, error workflow item, carry forward, error status, repeated evaluation
Related Notes : 
       
| 1493142 | PC3.0 Support Pack 8 - Master Note |