Unplanned
Last Updated: 05 Aug 2025 19:48 by ADMIN

Hi Team,

Currently, the DatabaseCacheConfigurator.exe tool seems to be Windows-only. Can you please compile this to be cross platform compatible? I am on macOS and cannot use any Windows tooling.

Thank you,

Frank

Unplanned
Last Updated: 04 Aug 2025 09:00 by ADMIN
Scheduled for 2025 Q4

We use WPF Report Viewer in our application. For testing, validation, and automation purposes, we need to:

  • Uniquely identify each element in the XAML rendered report contents to support automation.
  • Prevent the element ID changes. The generated item IDs must remain consistent as long as the report definition is not changed.

Unplanned
Last Updated: 30 Jul 2025 08:49 by ADMIN

Hi Team,

I have a request for being able to add the `User-Agent` header to reporting calls. We've ran into some image hosting sites that will not resolve image links properly if the user-agent is not present in the request and returns a 403 Forbidden error. Any browser that passes the user-agent parameter can resolve this link.

https://cms5.revize.com/revize/cityofwillmar/_assets_/images/logo.png

But telerik will return this error:

Telerik.ReportDesigner.exe Error: 0 : An exception has occurred while processing 'pictureBox1' item:
System.Net.WebException: The remote server returned an error: (403) Forbidden.
   at System.Net.WebClient.DownloadDataInternal(Uri address, WebRequest& request)
   at System.Net.WebClient.DownloadData(Uri address)
   at Telerik.Reporting.Processing.Imaging.ImageUtils.LoadData(String filePath)
   at Telerik.Reporting.Processing.Imaging.UrlImageItem.CreateUnderlyingImageItem()
   at Telerik.Reporting.Processing.Imaging.UrlImageItem.get_UnderlyingImageItem()
   at Telerik.Reporting.Processing.Imaging.UrlImageItem.CreateImageInfo()
   at Telerik.Reporting.Processing.Imaging.IImageInfoMapExtensions.StoreImageData(IImageInfoMap imageInfoMap, IImageItem imageItem, ICache cache)
   at Telerik.Reporting.Processing.PictureBox.ResolveImage(Object value)
   at Telerik.Reporting.Processing.ReportItemBase.ProcessElement()
   at Telerik.Reporting.Processing.ProcessingElement.Process(IDataMember dataContext)

Currently, the only way around this is to fetch the images with a custom user function and returns the images to the Reporting Engine as a byte array or other supported format. It's a lot of overhead for something that could simply be toggled on an off, so I think this would be a nice feature addition. 

Thanks,
J.T.

Unplanned
Last Updated: 24 Jul 2025 12:54 by n/a
Consider enabling WPF elements to be uniquely and reliably identified in WPFXAML/WPFXAMLInteractive rendering using properties such as Name, AutomationId, or custom identifiers, to improve support for UI automation, testing, and runtime inspection tools.
Declined
Last Updated: 23 Jul 2025 15:36 by ADMIN

Greetings,

Telerik.Reporting version: 19.1.25.521

ASP.NET Web Forms

Our team recently had a some trouble understanding the behavior of the ReportViewer.ParametersArea and the property "ParametersAreaVisible". Our desire was to hide this to the end user because the ParametersArea should not be fiddled with directly by the our end users; sensitive data could be accessed. Setting this to false does not stop the render of the ParametersArea. Typically setting the property on a control in ASP.NET Web Forms means the control will not render to the page. So having a property named "ParametersAreaVisible" is misleading in my opinion. I know the ParametersArea is thought as a benefit to the end user but in our case we do not desire this.

My feature request is to add a new property "DisableParameterArea" to the ReportViewer that causes the ParametersArea to not render to the ReportViewer.

 

Thank you

Unplanned
Last Updated: 23 Jul 2025 15:10 by ADMIN
Scheduled for 2025 Q3
The current version(R3 2023) of the MsSqlServerStorage implementation uses the old System.Data.SqlClient data provider which forces to use a different connection string from my application because keywords such as 'authentication' are not supported by the older provider.
Unplanned
Last Updated: 23 Jul 2025 15:06 by ADMIN
Scheduled for 2025 Q3

When I drag a data field from a DataSource component to the Report details section in the Standalone Report Designer, the Report > DataSource property is set automatically to the corresponding DataSource component.

In the Web Report Designer, when I drag a data field, the Report > DataSource property remains empty, and the Preview shows an empty report. It would be very helpful the same functionality to be introduced also in the Web Designer.

Unplanned
Last Updated: 23 Jul 2025 14:53 by ADMIN
Scheduled for 2025 Q3

I have projects on .NET Core and I want to use the System.Text.Json serializer that is the new default, but reporting relies on Newtonsoft.Json.

---

ADMIN EDIT

There are two approaches that can be taken right now to solve this:

OPTION 1: define separate endpoints (services, projects) for the different tasks - they can still use the same database layer through a shared project, depending on the architecture you have. This would let you have separated services with the appropriate serializers without custom attributes and code (see below). For example, create a separate project for the reporting REST services.

OPTION 2: add some custom decoration on the endpoints so you can choose which serializer is used on each, you can find some examples here: https://stackoverflow.com/questions/59650907/how-to-configure-two-json-serializers-and-select-the-correct-one-based-on-the-ro - the point being to register a serializer depending on the endpoint based on your own code rather than let the framework put one in for all endpoints.

NOTE: This would be a breaking change.

---

In Development
Last Updated: 23 Jul 2025 14:50 by ADMIN
Scheduled for 2025 Q3
Created by: Scott Waye
Comments: 12
Type: Feature Request
34
In the standalone designer, it would be helpful if you could drag and drop the column headers to reorder.  At present you have to add a new column and delete the old one, remembering to copy all properties.
Unplanned
Last Updated: 22 Jul 2025 14:26 by ADMIN
Created by: Lorenzo
Comments: 1
Type: Feature Request
1

Actually Axis title can move only on his specific axis.

For example, x-axis title can move left to right and y-axis title can move up to down.

But in same cases, like mine, where the axis are not on the edge of the chart (because it involves negative x and y values and the intersection is in the middle of the field) it is necessary to move the x-axis title up and down to be next to the x-axis position, or to move y-axis left/right to be next to the y-axis position.

Feature request: allow axis titles to be moved on both axis and not only one.

In attach you'll find a screen that shows the desired result.

Best regards

Under Review
Last Updated: 18 Jul 2025 07:12 by ADMIN

We'd like to have a settable property on the web designer and report viewer which takes a function which returns an access token.
This way a new access token can be requested by the designer/viewer when the current one expires.

This is usually used in the following way:

  1. Implement a function with signature "string GetAccessToken()"
  2. Set that function to the property AccessTokenProvider of the designer/viewer
  3. Designer/Viewer wants to make a request and fetches and caches the access token
  4. Designer/Viewer uses that access token until it hits a 401 upon which
    1. The Cached access token is cleared
    2. A new Access token is fetched from AccessTokenProvider and then cached
    3. Retry the request with the new access token
    4. Should the retry also fail return the failure

Should the above be to specific/inflexible:
Instead of caching the access token, call AccessTokenProvider for every fetch but also provide an additional parameter with the "reason" for the call, so the implementer of AccessTokenProvider can decide themselves when to return a cached AccessToken or generate a new one.


Unplanned
Last Updated: 10 Jul 2025 08:48 by ADMIN
Created by: Ramy
Comments: 0
Type: Feature Request
1
Our clients periodically send us MS Word files to use as a template for creating a customized report.  It would be convenient if there was a tool to efficiently import the text (including any formatting) into a report definition.  Once the report is created we would manually add a few parameters or data fields to the converted report in order to satisfy the client's requirements
Unplanned
Last Updated: 27 Jun 2025 08:12 by Piotr
Currently, when you press the Generate button, you can't see in the UI that something is actually happening. After some time, the response appears. This can be confusing for the end user.
Unplanned
Last Updated: 20 Jun 2025 10:40 by ADMIN

Hi Telerik team

I'd like to implement customer specific colors based on a report variable or database field.
Currently it looks like the color properties only give us a color picker but does not support using an expression, is this correct?

As for context, I do not know the color in advance and it is used at 100+ different objects.

Same problem with conditional formats

Please let me know how to choose colors based on expressions.
If this is not possible yet, I'd like to request it as a new featur.

Best regards,

In Development
Last Updated: 18 Jun 2025 09:40 by ADMIN
Scheduled for 2025 Q3

At the moment it's only possible to have your reports in old-fashioned projects.

It should be possible to add/design reports to SDK-style projects. That should work no matter what target framework is (.NET Core, .NET Standard or .NET Framework).

Unplanned
Last Updated: 17 Jun 2025 16:30 by ADMIN

Having the ability to be able to set properties of the HTML5 report viewer globally would be a nice addition. This functionality already exists for other controls and it would have saved me lots of work when I needed to set a template url to over 50 pages.

Hopefully this gets implemented and saves someone else some of their time and if so, your welcome :)

Unplanned
Last Updated: 13 Jun 2025 13:46 by Claudio
Add the ability to specify rounded corners for the border of TextBoxes, Pictures, Tables and all other similar controls.
Unplanned
Last Updated: 12 Jun 2025 12:33 by Miria
Created by: Miria
Comments: 0
Type: Feature Request
2
Please add support for the newly released Angular 20 for both of the Angular Report Viewers.
Unplanned
Last Updated: 06 Jun 2025 15:50 by ADMIN
Scheduled for 2025 Q3

Currently, when you set SplitWorksheetOnPageBreak to True, the Excel Sheet name is formed from the DocumentName or ReportName and the number of the page.

It would be very helpful if the report authors can manipulate these names with Expressions.

Unplanned
Last Updated: 06 Jun 2025 11:17 by William

If you embed an iframe that points to a report viewer on a page, and the page is hosted on a web server on a different origin, the print functionality does not work.

 

Consider implementing a workaround to enable it.

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