no output when i run train.py, please help

[yurenchou]

Hi, I run your test.py by using VOC2007 data set, and it work well.
But i found there is no output when i run train.py. i modified the settings in config.py,
(THRESHOLD = 0.2 / IOU_THRESHOLD = 0.5 ---> THRESHOLD = 0.02 / IOU_THRESHOLD = 0.05)
but still no object detected.

please help me