ValueError: all the input array dimensions except for the concatenation axis must match exactly

[ines1313]

ini kenapa ya mas? saya pake data trainingnya 64x128

File "", line 1, in
runfile('C:/Users/Acer/Downloads/image-pattern-recognition-master/image-pattern-recognition-master/start.py', wdir='C:/Users/Acer/Downloads/image-pattern-recognition-master/image-pattern-recognition-master')

File "C:\Users\Acer\Anaconda3.1\lib\site-packages\spyder_kernels\customize\spydercustomize.py", line 827, in runfile
execfile(filename, namespace)

File "C:\Users\Acer\Anaconda3.1\lib\site-packages\spyder_kernels\customize\spydercustomize.py", line 110, in execfile
exec(compile(f.read(), filename, 'exec'), namespace)

File "C:/Users/Acer/Downloads/image-pattern-recognition-master/image-pattern-recognition-master/start.py", line 9, in
EkstrakFitur().startExtract()

File "C:\Users\Acer\Downloads\image-pattern-recognition-master\image-pattern-recognition-master\mainClass\EkstrakFitur.py", line 49, in startExtract
TrainingData(vektorObjek, vektorNonObjek).startTraining()

File "C:\Users\Acer\Downloads\image-pattern-recognition-master\image-pattern-recognition-master\mainClass\TrainCitra.py", line 37, in startTraining
trainDataX = np.vstack(dataVektor)

File "C:\Users\Acer\Anaconda3.1\lib\site-packages\numpy\core\shape_base.py", line 283, in vstack
return _nx.concatenate([atleast_2d(_m) for _m in tup], 0)

ValueError: all the input array dimensions except for the concatenation axis must match exactly