generate a pdf in asp.net c#

Question

Hi, i have been getting "Thread was being aborted" Exception when a report is being exporting to PDF. i am using the following code to export report into a PDF. protected void btnPrint_Calculation( object sender, EventArgs e) { GeneratePrint(); } public void GeneratePrint() { try { Document doc = new Document( new RectangleReadOnly(842, 595), 88f, 88f, 10f, 10f); System.IO.MemoryStream MyStream = new System.IO.MemoryStream(); BaseColor Black = new BaseColor(00, 00, 00); iTextSharp.text.Font MyFont = FontFactory.GetFont( "vardana" , 12, iTextSharp.text.Font.BOLD, Black); PdfWriter Writer = PdfWriter.GetInstance(doc, MyStream); doc.Open(); string HeaderTitle = "AIR ROTOR TECHNOLOGIES PVT LTD," ; string SubHeaderTitle = " 303,Center Facility Building 2,Sector 19,Vashi," ; string SubHeaderTitle1 = "chikmaglur" ; PdfPTable HeaderTable = new PdfPTable(1); PdfPCell HeaderCell = new PdfPCell( new Phrase(HeaderTitle, new Font(Font.FontFamily.HELVETICA, 15f, Font.BOLD, BaseColor.RED))); PdfPCell SubHeaderCell = new PdfPCell( new Phrase(SubHeaderTitle, new Font(Font.FontFamily.HELVETICA, 14f, Font.BOLD, BaseColor.BLACK))); PdfPCell SubHeaderCell1 = new PdfPCell( new Phrase(SubHeaderTitle1, new Font(Font.FontFamily.HELVETICA, 10f, Font.NORMAL, BaseColor.BLACK))); HeaderCell.Border = 0; HeaderTable.AddCell(HeaderCell); HeaderTable.AddCell(SubHeaderCell); HeaderTable.AddCell(SubHeaderCell1); PdfPCell text = new PdfPCell(HeaderTable); Response.Clear(); // Response.AddHeader("content-disposition", "attachment;filename=SaleRegisterReport.pdf"); Response.ContentType = "application/pdf" ; Response.BinaryWrite(MyStream.ToArray()); Response.End(); doc.Close(); } catch (Exception Ex) { Response.Write( "While printing Caught an Error" + Ex.Message); } }

Dorababu Meka · Answer

Take a look at this article https://www.c-sharpcorner.com/UploadFile/a20beb/generate-pdf-file-at-runtime-in-Asp-Net/

Dorababu Meka · Answer

In place of Response.End() write the following code and try Response.BuffferOutput = True; Response.Flush(); Response.Close();

Leon D · Answer

You can easily use Free Spire.PDF library to generate PDF with table. Refer the following link: https://www.e-iceblue.com/Tutorials/Spire.PDF/Spire.PDF-Program-Guide/NET-PDF-Table-How-to-Draw-PDF-Table-in-C-VB.NET.html

SWAMY YT · Answer

thank you sir for the article, Now the pdf is getting generated but the problem is Now also i am ;getting the Exception like " Thread was being aborted " now the issue being cleared by replacing the lines of code Response.BufferOutput = true; Response.Flush(); Response.Close(); by Response.End();

Dorababu Meka · Answer

Response.BuffferOutput = True; if i commented this cod eand try to debug this i am getting an exception like "No Page has selected". You mean to say you are commenting this Response.BuffferOutput = True;?

SWAMY YT · Answer

Response.BuffferOutput = True; if i commented this cod eand try to debug this i am getting an exception like "No Page has selected".

SWAMY YT · Answer

Thank you, let me try with this code