Traceback (most recent call last):
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy/trader/ui/mainwindow.py", line 276, in open_widget
widget = widget_class(self.main_engine, self.event_engine)
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy_ctabacktester/ui/widget.py", line 53, in init
self.init_ui()
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy_ctabacktester/ui/widget.py", line 212, in init_ui
self.candle_dialog: CandleChartDialog = CandleChartDialog()
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy_ctabacktester/ui/widget.py", line 1192, in init
self.init_ui()
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy_ctabacktester/ui/widget.py", line 1203, in init_ui
self.chart.add_item(CandleItem, "candle", "candle")
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy/chart/widget.py", line 124, in add_item
item: ChartItem = item_class(self._manager)
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy/chart/item.py", line 168, in init
super().init(manager)
**
File "/Users/workspaceVENV/PY310SCI/lib/python3.10/site-packages/vnpy/chart/item.py", line 41, in init
self.setFlag(self.ItemUsesExtendedStyleOption)
AttributeError: 'CandleItem' object has no attribute 'ItemUsesExtendedStyleOption'
**