Clean and rebuild your solution. Run the application to verify the license popup is gone.
If you are seeing a popup or console error stating or "The Syncfusion license key is invalid," you are not alone. Syncfusion requires license registration to unlock their UI component libraries for platforms like ASP.NET Core, Angular, React, Vue, Flutter, and Blazor. syncfusion trial license key fix
: Clear your local cache to ensure no old trial assemblies are being loaded. How to Get a New Key Licensing FAQ – Get the license key - Help.Syncfusion.com Clean and rebuild your solution
Set the key globally before rendering any Syncfusion component: syncfusion trial license key fix
If you see a licensing warning, it usually stems from one of four reasons: