Solution : https://service.sap.com/sap/support/notes/537422 (SAP Service marketplace login required)
Key words : 
function module immediately jumps, subsequent comparison takes approximately, 0a            import support package 11, 0b            import support package 4, approximately 3-4 times quicker, finds fewer errors, system log display, green traffic light, red traffic light, 0a support package 11
Related Notes : 
       
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| 493975 | SAPBWNews BW 3.0B Support Package 04 | 
| 458703 | SAPBWNews BW 3.0A Support Package 11 | 
| 458702 | SAPBWNews BW 3.0A Support Package 10 |