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Strange freeze in nVDA when I start it and alt tab to Chrome

Open burakyuksek opened this issue 2 years ago • 2 comments

Steps to reproduce:

  1. Start NVDA and make sure there is another browser and 2-3 other windows running the background
  2. Alt tab to focus on chrome.

Actual behavior:

NVDA freezes for a few seconds and then responds.

Expected behavior:

NVDA does not freeze

NVDA logs, crash dumps and other attachments:

nvda.log

System configuration

NVDA installed/portable/running from source:

Installed

NVDA version:

2022.2

Windows version:

Windows10 latest

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

Chrome 104 I beleive

Other information about your system:

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?

Did not try

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

Did not try

burakyuksek avatar Aug 27 '22 10:08 burakyuksek

The stack at issue:

  File "IAccessibleHandler\__init__.pyc", line 1075, in pumpAll
  File "IAccessibleHandler\__init__.pyc", line 879, in processForegroundWinEvent
  File "IAccessibleHandler\__init__.pyc", line 559, in winEventToNVDAEvent
  File "UIAHandler\__init__.pyc", line 839, in isUIAWindow
  File "UIAHandler\__init__.pyc", line 788, in _isUIAWindowHelper

It would be good if we could determine:

  • Is this easily reproducible?
  • Is isUIAWindow taking the majority of time, or did are there several slow aspects and this just happened to be executing when the stack snapshot was taken. To determine this we may need more logging in processForegroundWinEvent/winEventToNVDAEvent

feerrenrut avatar Sep 01 '22 07:09 feerrenrut

Hello, I dont think It is very hard to reproduce, I also forgot to add that I have jaws 2022 installed on that computer. Could that be interfeering somehow? I could not understand the second item of the list very well. Can you please explain it ina simpler way? I may be able to collect more logs with that information. Thank you.

burakyuksek avatar Sep 02 '22 09:09 burakyuksek

Issue reproducible using NVDA2022.2 with espeak-turkish. tested on Windows 10.

abdulari avatar Oct 17 '22 09:10 abdulari

can't reproduce using NVDA2022.3 with espeak-turkish. @burakyuksek, could you try to reproduce this issue again on your side using NVDA 2022.3?

abdulari avatar Oct 17 '22 09:10 abdulari

Closing this as can't reproduce. @burakyuksek please let us know if this is still an issue with the latest Chrome version and NVDA 2023.1.

seanbudd avatar Jun 21 '23 00:06 seanbudd