The Syncfusion native Blazor components library offers 70+ UI and Data Viz web controls that are responsive and lightweight for building modern web apps.
.NET PDF framework is a high-performance and comprehensive library used to create, read, merge, split, secure, edit, view, and review PDF files in C#/VB.NET.
the version i used is Essential Studio v3.3 .
There is error occured when I open the inherited form at VS.net Design time, the error message is "question mark(?)".
How can I fix this error.