Hello
there is a problem
it always worked and suddenly a mistake
Error 526 The type 'Syncfusion.Calculate.CalcQuickBase' exists in both '
c:\Program Files (x86)\Syncfusion\Essential Studio\WPF\16.3.0.29\Assemblies\4.5\Syncfusion.Calculate.Base.dll' and '
c:\Program Files (x86)\Syncfusion\Essential Studio\WPF\16.3.0.29\Assemblies\4.5\Syncfusion.XlsIO.Base.dll'
C:\Users\x\Documents\Visual Studio 2012\Projects\A\A\Form151.cs 4270 17 A
//using Syncfusion.XlsIO;
//using Syncfusion.Calculate;
private Syncfusion.Calculate.CalcQuickBase cq;
//met2 Using CalcDataGrid as a Single Spreadsheet
private Syncfusion.Calculate.CalcEngine engine;