Completed
Last Updated: 14 Jul 2025 08:17 by ADMIN
Release 2025.2.612
Nadya
Created on: 04 Jun 2025 13:21
Category: UI for WinForms
Type: Bug Report
6
RadButtons: NullReferenceException related to UI Automation in the latest 2025.2.520 version

Error is received when click on button. Reproduced randomly on different machines.

4 comments
ADMIN
Nadya | Tech Support Engineer
Posted on: 14 Jul 2025 08:17

Hello,

I would like to follow up on this case, to whom it may concern. The issue is already fixed, and the fix is available in our preview release version 2025.2.612. 

Feel free to download it directly from your Telerik account and benefit from the fix. For more information, please check: Download Preview Release

Regards,
Nadya | Tech Support Engineer
Progress Telerik

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ADMIN
Nadya | Tech Support Engineer
Posted on: 06 Jun 2025 05:46

Hello, Erwin,

Yes, the EnableUIAutomation property can be set for each control. Please excuse us for the inconvenience, we are working to fix this. 

Regards,
Nadya | Tech Support Engineer
Progress Telerik

Love the Telerik and Kendo UI products and believe more people should try them? Invite a fellow developer to become a Progress customer and each of you can get a $50 Amazon gift voucher.

erwin
Posted on: 05 Jun 2025 16:25
Would we need to set EnableUIAutomation to false on each affected control?
ADMIN
Nadya | Tech Support Engineer
Posted on: 04 Jun 2025 13:32

Hi,

To prevent this error, please disable the UI Automation by setting the EnableUIAutomation property to false.

Regards,
Nadya | Tech Support Engineer
Progress Telerik

Love the Telerik and Kendo UI products and believe more people should try them? Invite a fellow developer to become a Progress customer and each of you can get a $50 Amazon gift voucher.