UnboundLocalError: local variable 'segments' referenced before assignment

[skyfully]

when i want to run my code ,i get this problem
This is code:

import spockpy
pad=spockpy.HoverPad()
pad.show()

Exception in thread Thread-8:
Traceback (most recent call last):
File "C:\Users\mynumber\Anaconda3\lib\threading.py", line 916, in _bootstrap_inner
self.run()
File "C:\Users\mynumber\Anaconda3\lib\threading.py", line 864, in run
self._target(*self._args, **self._kwargs)
File "C:\Users\mynumber\Anaconda3\lib\site-packages\spockpy-0.1.0-py3.6.egg\spockpy\io\hoverpad.py", line 92, in _showloop
self.image = Image.fromarray(segments)
UnboundLocalError: local variable 'segments' referenced before assignment

[yyyerica]

i find the solution.Just open hoverpad.py and modify the parameter verbose = True in the mothed "init".