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21 changes: 11 additions & 10 deletions licensing/license-errors-warnings.md
Original file line number Diff line number Diff line change
Expand Up @@ -27,16 +27,17 @@ An invalid license can be caused by any of the following:
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 | Solution |
| --- | --- |
| `No license key is detected` | [Set up a license key]({%slug licensing/license-key%}) to activate the UI controls and remove the error message. |
| `Invalid license key` | [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.` | Renew your subscription and [download a new license key]({%slug licensing/license-key%}#downloading-the-license-key). |
| `Your perpetual license is invalid.` | 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.` | Purchase a commercial license to continue using the product. |
| `Your license is not valid for the detected product(s).` | 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 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`. |


## See Also

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