[英]Disk error while trying to export excel c#
我正在嘗試使用EPPlus導出Excel文件
if (FileUpload1.HasFile && Path.GetExtension(FileUpload1.FileName) == ".xlsx")
{
bo.ExcelFile = txtFileName.Text;
bo.ExcelFileBranch = txtBranchName.Text;
bo.ExcelFileFromDate = txtValidFrom.Text;
bo.ExcelFileToDate = txtValidTo.Text;
using (var excel = new ExcelPackage(FileUpload1.PostedFile.InputStream))
{
var tbl = new DataTable();
var ws = excel.Workbook.Worksheets.First();
var hasHeader = false; // adjust accordingly
// add DataColumns to DataTable
foreach (var firstRowCell in ws.Cells[1, 1, 1, ws.Dimension.End.Column])
tbl.Columns.Add(hasHeader ? String.Format("Column {0}", firstRowCell.Start.Column)
: firstRowCell.Text);
// add DataRows to DataTable
int startRow = hasHeader ? 1 : 2;
for (int rowNum = startRow; rowNum <= ws.Dimension.End.Row; rowNum++)
{
var wsRow = ws.Cells[rowNum, 1, rowNum, ws.Dimension.End.Column];
DataRow row = tbl.NewRow();
foreach (var cell in wsRow)
row[cell.Start.Column - 1] = cell.Text;
tbl.Rows.Add(row);
}
但是我收到以下錯誤:
(來自HRESULT的異常:0x8003001D(STG_E_WRITEFAULT))“-寫入操作期間發生磁盤錯誤
不確定,但嘗試使用空白密碼讀取excel文件:
new ExcelPackage(FileUpload1.PostedFile.InputStream, ""))
這可能與幾個問題有關。 這里提出了幾種不同的解決方案:
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