Solution : https://service.sap.com/sap/support/notes/802340 (SAP Service marketplace login required)
Key words :
portal sp2 patch 28 installed, portal sp2 patch 29, affect functionality, prerequisites
Related Notes :
| 803871 | Central Note - Installing Portal Patch 29 for EP 6.0 SP2 |
| 793582 | Central Note - Installing Portal Patch 28 for EP 6.0 SP2 |