Solution : https://service.sap.com/sap/support/notes/678013 (SAP Service marketplace login required)
Key words :
ichain error 403 error, sp5 patch 3 hf 2, loading reason, solution unescape, forms sources, hrnl parameters, parameters, prerequisites
Related Notes :
| 673279 | Central Note for EP 5.0 SP 5 Patch 3 Hotfixes |