Solution : https://service.sap.com/sap/support/notes/1176712 (SAP Service marketplace login required)
Key words :
prerequisites reasonprerequisitesfor information, attached correction instructions, inheritance source specification, reference target specification, correction instructions, target specification, specification managementyou, inheritance relationship, reference relationship, symptom component
Related Notes :
| 1346223 | Combinations from referencing and inheritance |
| 1076253 | Redundant data under 'Usage' category during output |
| 941464 | Additional information about inheritance |
| 902011 | Error when inheriting specification data |