Error on drawing charts

[mese79]

Hi
When i run quantdom and hit load button i got thie error:

qt5ct: using qt5ct plugin
Traceback (most recent call last):
  File "/usr/local/lib/python3.7/dist-packages/quantdom/ui.py", line 424, in _update_quotes_chart
    self.quotes_tab.update_chart(self.symbol)
  File "/usr/local/lib/python3.7/dist-packages/quantdom/ui.py", line 292, in update_chart
    self.chart.plot(symbol)
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/charts.py", line 554, in plot
    self._update_quotes_chart()
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/charts.py", line 474, in _update_quotes_chart
    self.chart.addItem(_get_chart_points(self.style))
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/charts.py", line 791, in _get_chart_points
    return CandlestickItem()
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/charts.py", line 355, in __init__
    self.generatePicture()
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/utils.py", line 52, in wrapper
    res = fn(*args, **kwargs)
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/charts.py", line 384, in generatePicture
    self._generate(p)
  File "/usr/local/lib/python3.7/dist-packages/quantdom/lib/charts.py", line 416, in _generate
    p.drawRects(*rects[Quotes.close < Quotes.open])
TypeError: arguments did not match any overloaded call:
  drawRects(self, QRectF, *): not enough arguments
  drawRects(self, Iterable[QRectF]): not enough arguments
  drawRects(self, QRect, *): not enough arguments
  drawRects(self, Iterable[QRect]): not enough arguments

Any idea?
I have installed:

PyQt5       5.12.3       
PyQt5-sip   4.19.19      
pyqtgraph   0.10.0