: Run dotnet clean followed by dotnet build . Delete the bin and obj folders manually if necessary.
If your application throws a watermark or exception, this guide will help you resolve the issue immediately. Why the Syncfusion Trial License Error Happens syncfusion trial license key fix
"We suspect that there is a version mismatch in the Syncfusion assemblies/NuGet packages while upgrading to v29.1.33. Please ensure that all the referenced Syncfusion NuGet packages/assemblies in your project are on the same version (v29.1.33) as the license key." : Run dotnet clean followed by dotnet build
This provides a free, perpetual license for over 1,800+ components. Why the Syncfusion Trial License Error Happens "We
The key was generated for the wrong platform (e.g., using a WinForms key in a Blazor project). Step-by-Step Fix: How to Resolve the License Issue
To qualify for the free Community License, your organization must meet of the following conditions:
Reopen your project, restore your NuGet packages, and rebuild the solution. Best Practices for Managing Syncfusion Licenses