// THE FIX: Register your key here SyncfusionLicenseProvider.RegisterLicense("YOUR_LICENSE_KEY_HERE");
Here are the three ways to fix this issue, depending on whether you want to buy, extend, or remove the dependency. syncfusion trial license key fix
The "trial license key fix" is temporary. After 30 days, even a perfectly registered key will fail. You have three options: // THE FIX: Register your key here SyncfusionLicenseProvider
: If you recently updated your key or packages, persistent watermarks often come from cached files. syncfusion trial license key fix
The license key is an encrypted string that tells the Syncfusion assemblies: