IndexError: Index out of range

[Amanda-Barbara]

Hi, I have generated my own data,there has some issues like below when I trained,
I0906 03:52:38.055449 145076 layer_factory.hpp:77] Creating layer data
I0906 03:52:38.056452 145076 net.cpp:86] Creating Layer data
I0906 03:52:38.056471 145076 net.cpp:382] data -> data
I0906 03:52:38.056488 145076 net.cpp:382] data -> bbox_target
I0906 03:52:38.056497 145076 net.cpp:382] data -> label
Traceback (most recent call last):
File "jfda/train.py", line 123, in
solver = Solver(solver_prototxt, args)
File "jfda/train.py", line 60, in init
self.solver = caffe.SGDSolver(tmp_solver_prototxt)
File "/home/ll/Project/Object_Detection/mtcnn-head-detection/layers/data_layer.py", line 55, in setup
self.reshape(bottom, top)
File "/home/ll/Project/Object_Detection/mtcnn-head-detection/layers/data_layer.py", line 61, in reshape
top[3].reshape(self.n)
IndexError: Index out of range