Solution : https://service.sap.com/sap/support/notes/389521 (SAP Service marketplace login required)
Key words : 
additional key words update rules, time conversion routine tc_, load transaction data data_length_too_large, 0b            import support package 14, 1c            import support package 06, load transaction data, 0b support package 14, 1c support package 06, bw support packages, support package
Related Notes : 
       
| 374840 | SAPBWNews BW 2.0B Support Package 14 |