Solution : https://service.sap.com/sap/support/notes/1513031 (SAP Service marketplace login required)
Key words :
attached source code leads, terms om_constr_cycle reason, red traffic light, source system, system issues, error message, release scm 5, upgrade step, external constraint, external constraints
Related Notes :
1292734 | /SAPAPO/OM_LC_UPGRADE_70: Problems during upgrade |