Solution : https://service.sap.com/sap/support/notes/1086266 (SAP Service marketplace login required)
Key words :
attached generic creator script, opening tha page editor, runtime exception occurs, remote delta link, ce page editor, nw04s page editor, page editor, remote page, nw04s sp12, wrong location
Related Notes :
1054771 | Central Note: NWCE and Federated Portal Network |
1042841 | SAP NetWeaver Portal Platform NW7.0, SPs13 |
1013572 | SAP NetWeaver Portal Platform NW04s, SPs12 |