Published: April 17, 2026 | Estimated read time: 8 minutes
crystalReportViewer1.ReportSource = reportDocument; crystalReportViewer1.DataBind(); For backend services or batch jobs, avoid the viewer entirely. Export directly to PDF or Excel from ReportDocument : crystal reports for .net framework 2.0
string tempPath = Path.GetTempPath(); foreach (var file in Directory.GetFiles(tempPath, "*.rpt")) Published: April 17, 2026 | Estimated read time:
| Assembly | Purpose | |----------|---------| | CrystalDecisions.CrystalReports.Engine | Core report engine (ReportDocument class) | | CrystalDecisions.Shared | Logon, export, and parameter handling | | CrystalDecisions.Web | WebForms viewer control (HttpHandler required) | | CrystalDecisions.Windows.Forms | WinForms viewer control | | CrystalDecisions.ReportSource | Report source abstraction | Published: April 17
table.ApplyLogOnInfo(logonInfo);
File.WriteAllBytes(@"C:\Reports\output.pdf", ms.ToArray());
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