There were also scaling issues with the plotting of ROI handles (they got 
HUGE). Resolved by going back to pyside6.2.1

On Wednesday, December 29, 2021 at 9:16:11 AM UTC-4 David Forsyth wrote:

> I was on PySide6.2.2.1, going back to 6.2.1 solved this.
>
> Dave.
>
> On Sunday, December 19, 2021 at 4:28:05 AM UTC-4 Patrick wrote:
>
>> Hi,
>>
>> Are you using PySide6, specifically PySide6.2.2 with the stable pip 
>> installed version of pyqtgraph? There's something funny going on with the 
>> new version of PySide6. Try either using the git version of pyqtgraph, or 
>> pip 
>> install pyside6==6.2.1  and see how you go.
>>
>> Patrick
>>
>> On Saturday, 18 December 2021 at 5:25:39 am UTC+10:30 [email protected] 
>> wrote:
>>
>>> Whenever I'm creating any child class of pyqtgraph's GraphicsObject, I 
>>> get:
>>> TypeError: native Qt signal is not callable
>>> at line 24 in GraphicsObject.py. I can put that in a try,except block 
>>> and pass the error and things seem to work:
>>>
>>> def itemChange(self, change, value):
>>>     ret = super().itemChange(change, value)
>>>     if change in [self.GraphicsItemChange.ItemParentHasChanged,          
>>>  
>>>         self.GraphicsItemChange.ItemSceneHasChanged]:
>>>         # DSF changes I added the Try-Except block
>>>         try:
>>>             self.parentChanged()
>>>         except TypeError:
>>>             print("error in pyqtgraph.GraphicsObject.py in DSF added 
>>> try except block")
>>>         pass
>>>
>>> Any thoughts on what I am doing wrong?
>>>
>>> Thanks, Dave.
>>>
>>>

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