Solution : https://service.sap.com/sap/support/notes/660774 (SAP Service marketplace login required)
Key words : 
2crm-pcc solution portal related issues, sp stack 10 - sap ep 6, terms people-centric crm, /crm-inst -> sap crm 4, configurationfor adding additional properties, 0 -> people-centric crm installation, crm related issues, people-centric crm, note note 634869the installation-, sap enterprise portal6
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