I have error in executing python_loss example

[BBAUniversity]

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Environment info

Operating System:
Ubuntu 16.04
Package used (Python/R/Scala/Julia):
Python
Error:
/home/facultemi/mxnet/python/mxnet/module/base_module.py:64: UserWarning: Data provided by label_shapes don't match names specified by label_names ([] vs. ['softmax_label'])
warnings.warn(msg)
Traceback (most recent call last):
File "/home/facultemi/mxnet/example/module/python_loss.py", line 60, in
num_epoch=n_epoch)
File "/home/facultemi/mxnet/python/mxnet/module/base_module.py", line 471, in fit
self.forward_backward(data_batch)
File "/home/facultemi/mxnet/python/mxnet/module/base_module.py", line 195, in forward_backward
self.backward()
File "/home/facultemi/mxnet/python/mxnet/module/sequential_module.py", line 338, in backward
module.backward(out_grads=out_grads)
File "/home/facultemi/mxnet/python/mxnet/module/python_module.py", line 305, in backward
self._backward_impl()
File "/home/facultemi/mxnet/python/mxnet/module/python_module.py", line 319, in _backward_impl
grad = self._grad_func(self._scores, self._labels)
IndexError: only integers, slices (:), ellipsis (...), numpy.newaxis (None) and integer or boolean arrays are valid indices

[yajiedesign]

This issue is closed due to lack of activity in the last 90 days. Feel free to reopen if this is still an active issue. Thanks!