Bug report

In the Spreadsheet, if you freeze too many columns and then try to export to Excel, the file is corrupted.

If you reduce the number of columns in the example below, the issue does not occur.

Reproduction of the problem

1. Open this example
2. Click the frozen rows button
3. Click the Export to Excel button

Current behavior

The exported file is corrupted and cannot be opened

Expected/desired behavior

The file should not be corrupted

Environment

• Kendo UI version: 2023.1.314
• Browser: [all]

Bug report

When exporting a Spreadsheet with a set background to a PDF file, some of its borders are not displayed.

Reproduction of the problem

1. Open the following Dojo example - https://dojo.telerik.com/IZUhIDeV
2. Export the Spreadsheet to PDF

Current behavior

Some borders of the Spreadsheet are missing in the exported PDF file.

Expected/desired behavior

All borders of the Spreadsheet should be displayed in the PDF file.

Environment

• Kendo UI version: 2023.2.829
• Browser: [all]

Bug report

When validation type list or a custom editor is defined for the last column of the Spreadsheet, the popup for displaying the items does not open.

Reproduction of the problem

1. Open the Dojo - https://dojo.telerik.com/@NeliKondova/oNODiSuj
2. Scroll horizontally to the last column and click on the cell.
3. Try to open the popup.

Current behavior

The list with items does not appear.

Expected/desired behavior

The items should be displayed.

The issue is a regression starting with the 2023 R1 SP2 (2023.1.425) release.

Environment

• Kendo UI version: 2023.2.829
• Browser: [all]

Bug report

Dropdownlist editor remains visible on scroll of the Scheduler

Reproduction of the problem

Dojo: https://dojo.telerik.com/iLusiHAm

Open the DropsDownList editor in B2 cell 

Scroll down the sceduler

Expected/desired behavior
DropsDownList editor shall close

Environment
Kendo UI version: [all]
Browser: [all]

Bug report

When the scale and layout setting of the machine is different than 100% the keyboard navigation does not work properly. The issue occurs with different scales on each machine. For example, on some machines, it could work with all scales, but on others, it may not work with a scale of 125% or 175%, even if this is the recommended value.

Reproduction of the problem

1. Open the demos - https://demos.telerik.com/kendo-ui/spreadsheet/keyboard-navigation
2. Set a scale different than 100% to the computer
   

Note, that you may need to test with different scales to manage to replicate the issue.

3. Using the arrow keys navigate to the last column of the Spreadsheet (AX)
4. Go to the previous column (AW)
5. Try to move up/down/left/right

Current behavior

The navigation does not work. The cell selection does not work or goes to a wrong cell.

https://somup.com/c06nQJBFmV

Expected/desired behavior

The Spreadsheet navigation should work with all screen scales.

Environment

• Kendo UI version: 2023.2.829
• Browser: [all ]

The Spreadsheet supports names that are defined within the global worksheet level (Workbook). However, when uploading a file that contains defined names, which scope is the local worksheet level (for example, Sheet1), the names are not available.

For example, upload the attached file in the Spreadsheet in the following online demo.

https://demos.telerik.com/kendo-ui/spreadsheet/server-side-import-export

The name defined in the scope of "Sheet1" is not available:

Please improve the Spreadsheet to support names defined in the scope of the sheet?

Bug report

When the sheets.filter property of the Spreadsheet is configured and there is a hyperlink in a cell, the hyperlink is not clickable and cannot be accessed.

Regression introduced with 2022.1.119

Reproduction of the problem

1. Open the following Dojo example - https://dojo.telerik.com/@Zornitsa/aWugOqiw
2. Try to click on the hyperlink in the 'Terry Lawson' cell.

Current behavior

The hyperlink cannot be clicked.

Expected/desired behavior

The hyperlink should be clickable.

Workaround

As a workaround, you can add the following style:

 .k-spreadsheet-data{
   z-index: 100;
}

Environment

• Kendo UI version: 2023.3.1114
• Browser: [all]

Bug report

In a Spreadsheet with date cell editor, the fr-CA culture does not work.

Reproduction of the problem

1. Open this Dojo example - https://dojo.telerik.com/ogEvuTEf/6
2. Open the editor for the date cell

Current behavior

The Calendar is empty

Expected/desired behavior

The Calendar should display the dates defined in the validation

Environment

• Kendo UI version: 2023.3.1114
• Browser: [all]

Bug report

Reproduction of the problem

Dojo: https://dojo.telerik.com/eToXOQOL/9

1. Open a Notepad, and create the following structure:

a
b[tab]c[tab]d
e[tab]f[tab]g

Between each element on rows 2 and 3, there is a [tab] character. This will make sure that the data pasted into Spreadsheet will land on different columns.

 2. Copy the entire content of the Notepad document and paste it in cell A1. After the paste operation, you will notice under the Spreadsheet component an output with the range that was passed to the change event.

Problem:
The computed range is A1:A3 while the expected value is A1:C3

Expected behaviour

The expected value is A1:C3

Environment
Kendo UI version: 2021.1.224 or newer
Browser: [all]

Bug report
SpreadSheet does not apply borderBottom correctly for last row

Reproduction of the problem

Dojo - https://dojo.telerik.com/UGABAnoR

Current behavior
Border is applied at the first row for the next column

Expected/desired behavior

The border shall be applied at the bottom at A2000

Environment
Kendo UI version: [all]
Browser: [all ]

Bug report

When the background tool is displayed in the overflow menu of the toolbar and the user tries to change the background color or text color an error: e[this._property] is not a function is thrown.

Reproduction of the problem

1. Open the Dojo - https://dojo.telerik.com/@NeliK/IHaRIvoy
2. Select a cell and try to change its background color or text color

Current behavior

An error e[this._property] is not a function is thrown and the background color is not changed.

Expected/desired behavior

There should be no error in the console and the color should be changed accordingly.

The issue is a regression starting with 2023.1.117 version

Environment

• Kendo UI version: 2024.1.319
• jQuery version: x.y
• Browser: [all | Chrome XX | Firefox XX | IE XX | Safari XX | Mobile Chrome XX | Android X.X Web Browser | iOS XX Safari | iOS XX UIWebView | iOS XX WKWebView ]

Bug report

When a cell that contains letters and numbers is dragged and dropped, the new content has an incorrect value. The issue appears when the first character is a letter and when the number contains zero.

Reproduction of the problem

1. Open the Dojo - https://dojo.telerik.com/@NeliK/OfalaBuc
2. Drag the B0 and C0 cells

Current behavior

The result is:

Expected/desired behavior

The result should be the same value in case of text content (C0) or an incremented value in case the content ends with a number. Ex: A101 should result in A102, A103, A104 etc.

The issue is a regression starting with 2022.2.621

Environment

• Kendo UI version: 2024.3.806
• Browser: [all ]

Bug report
Subtotal Function in Spread returns wrong calculation on hidden columns. In Excel hidden columns does not reflect the result

Reproduction of the problem

Expected

Same result as in Excel

Environment

jQuery: 3.4.1

Kendo UI version: 2024.4.1112
Browser: [all]

Bug Report

Calling the saveAsExcel method of the Spreadsheet throws an error, and the component is not exported

Regression introduced with 2024.4.1112

Workaround: https://dojo.telerik.com/fDhKflqE/2

Steps to Reproduce

1. Open the saveAsExcel API reference - https://docs.telerik.com/kendo-ui/api/javascript/ui/spreadsheet/methods/saveasexcel
2. In the example, click the Export button, and check the browser console.

Current Behaviour

An error is thrown, and the file is not exported

Expected behaviour

No errors, and the file should be exported

Bug report

When the change event is bound after initialization it is not fired when changing a cell value.

Reproduction of the problem

1. Open the Dojo - https://dojo.telerik.com/XeTgsxKc
2. Change a value in a cell

Current behavior

The change event is not fired.

Expected/desired behavior

The change event should be triggered when a value of a cell has been changed.

Environment

• Kendo UI version: 2024.4.1112
• Browser: [all ]

Bug report

Spreadsheet validation on datatype=list, values in the dropdown are parsed to numbers. Numeric strings are automatically formatted by removing the heading zero.

Reproduction of the problem

Dojo: https://dojo.telerik.com/eOOvKJxL

                  validation: {
                      dataType: "list",
                      showButton: true,
                      comparerType: "list",
                      from: "{ \"001\", \"002\", \"Baz item 3\" }",
                      allowNulls: true,
                      type: "reject"
                    } 

The bug is a regression, formatting is different with a 2017 version: https://dojo.telerik.com/sCvgBzBa/5

Environment
**Kendo UI version: 2025.1.211
**Browser: [all]

Bug report

Spreadsheet cellContextMenu() throws an error

Regression with 2024.4.1112

Reproduction of the problem
Run the Dojo: https://dojo.telerik.com/SlDUjkTQ

Check console

`Uncaught TypeError: spreadsheet.cellContextMenu is not a function`

Environment

jQuery: 3.4.1

Kendo UI version: 2024.4.1112 or newer
Browser: [all]

Bug report

Data validation should not require DATEVALUE("") in Start and End inputs when `Date` is selected

Reproduction of the problem

https://demos.telerik.com/kendo-ui/spreadsheet/index

1. Select an empty cell
2. Click Data validation
3. Set Start: DATEVALUE("1/1/2024") and End: DATEVALUE("2/2/2025")
4. Automatic Hint message looks like: between DATEVALUE("1/1/2024") and End: DATEVALUE("2/2/2025")

Expected
Generated hint message shall not contain DATEVALUE("")


Environment
**Kendo UI version: [all]
**Browser: [all]

Bug report

When there is a filter applied in Excel file and the file is imported in the Spreadsheet only the first row is visible. The issue occur when the filtered column is a numeric column.

Reproduction of the problem

1. Open the Demos - https://demos.telerik.com/kendo-ui/spreadsheet/index
2. Import the file

Book1.xlsx

Current behavior

Only the filter row is visible. The filter result data rows are hidden:

Expected/desired behavior

All rows with filtered results should be visible. Example:

The issue is a regression starting with 2024.4.1112 release

Environment

• Kendo UI version: 2025.1.227
• Browser: [all ]