Solution : https://service.sap.com/sap/support/notes/1358694 (SAP Service marketplace login required)
Key words : 
sapbwnews bw sp28 netweaver'04 stack 28, sapbwnews nw bw 7, sap netweaver bw 7, sap netweaver bi 7, time-dependent characteristics, time dependent characteristics, time-dependent reason, 30 bw abap sp02, sap nw bi7, 01 bi abap sp08
Related Notes : 
       
| 1290733 | Runtime Error STACK_STATE_NO_ROLL_MEMORY on executing query | 
| 1270629 | SAPBINews NW7.0 BI ABAP Support Package 21 | 
| 1263691 | SAPBWNews NW BW 7.11 ABAP Support Package 03 | 
| 1260071 | SAPBINews NW 7.10 BI ABAP Support Package 08 | 
| 1227876 | SAPBINews NW7.01 BI ABAP Support Package 04 | 
| 1168770 | Text variable replaced by time-dependent characteristics |