TypeError: 'NoneType' object is not subscriptable

[alexpiet]

This issue was automatically generated from GUI logs.

file: Foraging.py
function: _Open
line 3021
logfile: W10DT713883/W10DT713883-A_gui_log_2024-09-30_12-45-35.txt
boxes: ephys3
count: 1
text: TypeError: 'NoneType' object is not subscriptable


Log context

12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: ITIBeta, 2.0 -> 3.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: ITIMax, 8.0 -> 30.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: Multiplier, 0.8 -> 0.5
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: Unrewarded, 200.0 -> 10.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: Ignored, 100.0 -> 10.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: StopIgnores, 20.0 -> 25.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: RightValue, 0.057 -> 0.037
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: LeftValue, 0.053 -> 0.035
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: MaxTime, 120.0 -> 75.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: RightValue_volume, 3.0 -> 2.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: LeftValue_volume, 3.0 -> 2.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: BlockMax, 60.0 -> 35.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: DelayBeta, 1.0 -> 0.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: DelayMin, 0.0 -> 1.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: ITIBeta, 2.0 -> 3.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: ITIMax, 8.0 -> 30.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: Multiplier, 0.8 -> 0.5
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: Unrewarded, 200.0 -> 10.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: Ignored, 100.0 -> 10.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: StopIgnores, 20.0 -> 25.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: RightValue, 0.057 -> 0.037
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: LeftValue, 0.053 -> 0.035
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: MaxTime, 120.0 -> 75.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: RightValue_volume, 3.0 -> 2.0
12:46:53 PM:INFO:Foraging:Foraging.py:keyPressEvent:line 1820:Changing parameter: LeftValue_volume, 3.0 -> 2.0
12:46:54 PM:ERROR:Foraging:Foraging.py:_Open:line 3021:Traceback (most recent call last):
  File "C:\Users\svc_aind_ephys\Documents\GitHub\dynamic-foraging-task\src\foraging_gui\Foraging.py", line 3018, in _Open
    self.current_stage.move_absolute_3d(float(last_positions[0]),float(last_positions[1]),float(last_positions[2]))
                                              ~~~~~~~~~~~~~~^^^
TypeError: 'NoneType' object is not subscriptable

[alexpiet]

Wont fix because we are not supporting newscale stages