Unable to open Python console with `NVDA+control+Z`

[CyrilleB79]

Issue found while investigating #17390.

Steps to reproduce:

• Open a PowerPoint presentation
• Focus a text area (or create it), e.g. on the title
• Press F2 to edit it
• Press control+k to insert a link
• While in the edit field of the dialog that opens, press NVDA+control+Z to open Python consol

Actual behavior:

Python console does not open.

Expected behavior:

Python console should open.

NVDA logs, crash dumps and other attachments:

ERROR - scriptHandler.executeScript (15:13:36.894) - MainThread (2636):
error executing script: <bound method GlobalCommands.script_activatePythonConsole of <globalCommands.GlobalCommands object at 0x06654C30>> with gesture 'contrôle+NVDA+z'
Traceback (most recent call last):
  File "scriptHandler.pyc", line 300, in executeScript
  File "gui\blockAction.pyc", line 79, in funcWrapper
  File "globalCommands.pyc", line 3405, in script_activatePythonConsole
  File "pythonConsole.pyc", line 259, in updateNamespaceSnapshotVars
  File "api.pyc", line 530, in getCaretPosition
  File "NVDAObjects\window\edit.pyc", line 1107, in makeTextInfo
  File "NVDAObjects\window\edit.pyc", line 895, in __init__
AttributeError: 'NoneType' object has no attribute 'duplicate'

System configuration

NVDA installed/portable/running from source:

Installed

NVDA version:

2024.4rc1

Windows version:

Windows 10

Name and version of other software in use when reproducing the issue:

N/A

Other information about your system:

N/A

Other questions

Does the issue still occur after restarting your computer?

Yes

Have you tried any other versions of NVDA? If so, please report their behaviors.

No

If NVDA add-ons are disabled, is your problem still occurring?

Yes

Does the issue still occur after you run the COM Registration Fixing Tool in NVDA's tools menu?

Yes