Last Updated: 20 Sep 2022 08:08 by ADMIN
Created on: 13 Sep 2022 13:16
Category: Grid
Type: Bug Report
Blank column header is defined on the table present on graph report page.


Screen reader dependent user will be impacted if blank column headers are defined on the table. They get no information about that column.

Test environment:

Microsoft Edge Version 105.0.1343.33 (Official build) (64-bit)
OS version (OS Build 22000.856)

Repro Steps:

1. Open the given URL in Edge .
2. Enable Narrator using 'Ctrl+ Win + Enter' key.
3. Navigate to the table present Aggregate page. And navigate to the column headers.
4. Observe whether Blank column header is defined on the table or not.

Actual Result:

Blank column header should not be defined on the table present on Aggregates page. 
The narrator only reads its position.

Expected Result:

Appropriate name should be defined for the blank column header is defined on the table present on Aggregates page.
The narrator should also announce the same.

Additional Notes:

Same issue is observed on similar tables defined on the page.

1 comment
Georgi Denchev
Posted on: 20 Sep 2022 08:08


You can use the messages.expandCollapseColumnHeader property to set a custom value to the grouping cell.

            messages: {
              expandCollapseColumnHeader: "E/C"

Best Regards,
Georgi Denchev
Progress Telerik

Virtual Classroom, the free self-paced technical training that gets you up to speed with Telerik and Kendo UI products quickly just got a fresh new look + new and improved content including a brand new Blazor course! Check it out at