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Apr 1, 2025
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Adjust license article #671

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10 changes: 3 additions & 7 deletions ...rik-ajax-and-document-processing-library-spreadsheet-workbook-and-worksheets.md
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Original file line number Diff line number Diff line change
Expand Up @@ -31,14 +31,12 @@ The Workbook and worksheets from the AJAX and DPL are not interchangeable. Never
- An instance method .ToDocument() that all allows any AJAX Workbook instance to be converted to a DPL Workbook;
- A static method Workbook.FromDocument() that allows any DPL Workbook to be converted to an AJAX Workbook;

````
````C#
using System;
using System.Collections.Generic;
using DPL = Telerik.Windows.Documents.Spreadsheet.Model;
using AJAX = Telerik.Web.Spreadsheet;
using System.Collections.Generic;
````

````
// AJAX to Document Processing Library
AJAX.Workbook ajaxWorkbook = new AJAX.Workbook();
AJAX.Worksheet ajaxWorksheet = ajaxWorkbook.AddSheet();
Expand All @@ -54,13 +52,11 @@ DPL.Worksheet dplWorksheet = dplWorkbook.Worksheets[0];
// Document Processing Library to AJAX
AJAX.Workbook convertedAjaxWorkbook = AJAX.Workbook.FromDocument(dplWorkbook);
AJAX.Worksheet convertedAjaxWorksheet = convertedAjaxWorkbook.Sheets[0];

// value is "Test cell"
string value = convertedAjaxWorksheet
.Rows.Find(r=> r.Index == 2)
.Cells.Find(c=> c.Index == 2)
.Value.ToString();
````



44 changes: 22 additions & 22 deletions licensing/license-errors-warnings.md
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Expand Up @@ -15,33 +15,33 @@ Starting with the 2025 Q1 release, using Telerik UI for ASP.NET AJAX without a l

An invalid license can be caused by any of the following:

* Using an expired subscription license—subscription licenses expire at the end of the subscription term.
* Using a perpetual license for product versions released outside the validity period of your license.
* Using an expired trial license.
* A missing license for Telerik UI for ASP.NET AJAX.
* Not installing a license key in your application.
* Not updating the license key after renewing your Telerik UI for ASP.NET AJAX license.
- Using an expired subscription license—subscription licenses expire at the end of the subscription term.
- Using a perpetual license for product versions released outside the validity period of your license.
- Using an expired trial license.
- A missing license for Telerik UI for ASP.NET AJAX.
- Not installing a license key in your application.
- Not updating the license key after renewing your Telerik UI for ASP.NET AJAX license.

## License Warnings and Errors

When using Telerik UI for ASP.NET AJAX in a project with an expired or missing license, the `Telerik.Licensing` build task will indicate the following errors:


| Error or Condition |Message Code | Solution |
| -------------------------------------------------------- |------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `No license key is detected` |`TKL002` | [Set up a license key]({%slug licensing/license-key%}) to activate the UI controls and remove the error message. |
| `Invalid license key` |`TKL003` | [Download a new license key]({%slug licensing/license-key%}#downloading-the-license-key) and use it to activate the UI controls and remove the error message. |
| `Your subscription license has expired.` |`TKL103`, `TKL104` | Renew your subscription and [download a new license key]({%slug licensing/license-key%}#downloading-the-license-key). |
| `Your perpetual license is invalid.` |`TKL102` | You are using a product version released outside the validity period of your perpetual license. To remove the error message, do either of the following: |
| | | - Renew your license, then download a new license key and use it to activate the controls. |
| | | - Downgrade to a product version included in your perpetual license as indicated in the message. |
| `Your trial license has expired.` |`TKL105` | Purchase a commercial license to continue using the product. |
| `Your license is not valid for the detected product(s).` |`TKL101` | Review the purchase options for the listed products. Alternatively, remove the references to the listed packages from `package.json`. |

| Error or Condition | Message Code | Solution |
| ------------------------------------------------------------------ | ------------------ | ------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `No license key is detected` | `TKL002` | [Set up a license key]({%slug licensing/license-key%}) to activate the UI controls and remove the error message. |
| `Invalid license key` | `TKL003` | [Download a new license key]({%slug licensing/license-key%}#downloading-the-license-key) and use it to activate the UI controls and remove the error message. |
| `Your perpetual license is invalid.` | `TKL102` | You are using a product version released outside the validity period of your perpetual license. To remove the error message, do either of the following: |
| | | - Renew your license, then download a new license key and use it to activate the controls. |
| | | - Downgrade to a product version included in your perpetual license as indicated in the message. |
| `Your subscription license has expired.` | `TKL103`, `TKL104` | Renew your subscription and [download a new license key]({%slug licensing/license-key%}#downloading-the-license-key). |
| `Your trial license has expired.` | `TKL105` | Purchase a commercial license to continue using the product. |
| `Your license is not valid for the detected product(s).` | `TKL101` | Review the purchase options for the listed products. Alternatively, remove the references to the listed packages from `package.json`. |
| `No Telerik or Kendo UI product references detected in project.v.` | `TKL001` | - If you use Telerik products and see this message, update the Telerik.Licensing package to version 1.4.9 or later. |
| | | - If you do not use Telerik products, remove the Telerik.Licensing NuGet reference from your project. |

## See Also

* [Setting Up Your License Key]({%slug licensing/license-key%})
* [Adding the License Key to CI Services]({%slug licensing/add-license-to-ci-cd%})
* [Frequently Asked Questions about Your Telerik UI for ASP.NET AJAX License Key]({%slug licensing/licensing-faq%})
* [Resolving TelerikLicense.vb Build Error]({%slug common-resolve-teleriklicense-vb-build-error%})
- [Setting Up Your License Key]({%slug licensing/license-key%})
- [Adding the License Key to CI Services]({%slug licensing/add-license-to-ci-cd%})
- [Frequently Asked Questions about Your Telerik UI for ASP.NET AJAX License Key]({%slug licensing/licensing-faq%})
- [Resolving TelerikLicense.vb Build Error]({%slug common-resolve-teleriklicense-vb-build-error%})