How to fix an Excel opening error in WinForms GridControl?
This knowledgebase explains how to fix excel opening error in WinForms GridControl.
Problem
When the version is not specified, the following error occurs on opening the Excel document.
Figure 1: Error
Solution
To export the Grid to Excel with .xlsx file extension, specify the workbook version.
In the following code, the workbook version is specified as 2007 in the button click event.
private void exportBtn_Click(object sender, EventArgs e)
{
//support to export the grid to excel
GridExcelConverterControl converter = new GridExcelConverterControl();
ExcelEngine excelEngine = new ExcelEngine();
IApplication application = excelEngine.Excel;
application.DefaultVersion = ExcelVersion.Excel2007;
IWorkbook workBook = ExcelUtils.CreateWorkbook(1);
workBook.Version = ExcelVersion.Excel2007;
IWorksheet sheet = workBook.Worksheets[0];
//used to convert grid to excel
converter.GridToExcel(this.gridControl1, sheet, ConverterOptions.Default);
//used to save the file
workBook.SaveAs("sample.xlsx");
//used to open the file
Process.Start("sample.xlsx");
}Private Sub exportBtn_Click(ByVal sender As Object, ByVal e As EventArgs)
'support to export the grid to excel
Dim converter As New GridExcelConverterControl()
Dim excelEngine As New ExcelEngine()
Dim application As IApplication = excelEngine.Excel
application.DefaultVersion = ExcelVersion.Excel2007
Dim workBook As IWorkbook = ExcelUtils.CreateWorkbook(1)
workBook.Version = ExcelVersion.Excel2007
Dim sheet As IWorksheet = workBook.Worksheets(0)
'used to convert grid to excel
converter.GridToExcel(Me.gridControl1, sheet, ConverterOptions.Default)
'used to save the file
workBook.SaveAs("sample.xlsx")
'used to open the file
Process.Start("sample.xlsx")
End Sub Reference Link: Exporting
Conclusion
I hope you enjoyed learning how to fix Excel opening errors in WinForms GridControl.
You can refer to WinForms GridControl feature tour page to know about its other groundbreaking feature representations and WinForms GridControl documentation, and how to quickly get started for configuration specifications. You can also explore our WinForms GridControl example to understand how to create and manipulate data.
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