final cut pro import sony ex 330k

I have a version 10.6.8 mac pro machine (MC561), final cut pro version 7.0.3, sony ex 330k capture standard definition video, using XDCAM_EX_Log_and_Transfer_Plugin_1_2_0
Length of more than two hours the customer to record the SD file when using the xdcam recording and transmitting, final, cut pro unexpected exit, when I use in out point , one hour of the inside of there is no problem, a hours 20 minutes, when, final cut pro is not an error, but after conversion, the material length is 1 hour 10 minutes