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CCS/TMS320F28069M: Seek help!!!!!!!!

Part Number: TMS320F28069M

Tool/software: Code Composer Studio

My PC is Windows 7-64 - bit systems, has used two new launchPads  and tried CCS6.2、 CCS7.2, but the same problem still happen  in the picture,when I try to Debug in CCS ,shows that it can't link to the target board.