'JSInterop' does not exist in the namespace 'Microsoft'

Question

Framework - .NET 5.0; Previous Syncfusion ver.: 19.3.0.59, Upgrade ver: 20.4.0.38

Hi, previously I used old version of syncfusion and all working well. Since there're few limitations to the old version, decided to upgrade version. But I got the error like this:

BharatRam Harikrishnan · Answer

Hi
Mohamad,Please
refer version compatibility document where we have dropped .NET 5 support in
20.1 release.https://blazor.syncfusion.com/documentation/common/how-to/version-compatibilityRelease
noteshttps://blazor.syncfusion.com/documentation/release-notes/20.4.38?type=all#breaking-changesAlso,
check upgrade guide when you are upgrading from one version to another version
to know the changes between the versions,https://help.syncfusion.com/upgrade-guide/blazor-components?current-version=19.3.0.53&newer-version=20.4.0.38&type=BreakingChanges,BugFixes,Features,KnownIssuesPlease
let us know if you have any concern.Regards,Bharat
Ram H

Mohamad Nur Fitri bin Abd halim · Answer

Thanks for your response.

BharatRam Harikrishnan · Answer

Hi Mohamad,We hope the shared details helped you. Please get back to us if you need further
assistance.Regards,Bharat Ram H