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copied!<p>It was solved by seting reportviewer = null and adding a finally to the catch</p> <pre><code>public bool Export(string accountNumber, DateTime settlementDateTime, string PDFfileName, out string errorMsg) { bool success; ReportViewer reportViewer; Warning[] warnings; ReportParameter[] rptParameters; string[] streamids; string mimeType; string encoding; string filenameExtension; byte[] bytes; FileStream fs ; success = false; errorMsg = string.Empty; fs = null ; reportViewer = null ; try { Console.Out.WriteLine(String.Format("Generando extracto para la cuenta \"{0}\" de la fecha {1}", accountNumber, settlementDateTime)); reportViewer = new ReportViewer(); // Set Processing Mode reportViewer.ProcessingMode = ProcessingMode.Remote; //set the URL of the report to execute reportViewer.ServerReport.ReportServerUrl = new Uri(repServerURL); reportViewer.ServerReport.ReportPath = repPath ; //Create the parameters that the report needs rptParameters = new ReportParameter[2]; rptParameters[0] = new ReportParameter(); rptParameters[0].Name = "rptPrm_AccountNumber"; rptParameters[0].Values.Add(accountNumber); rptParameters[1] = new ReportParameter(); rptParameters[1].Name = "rptPrm_Date"; string dateAsString; dateAsString = settlementDateTime.ToString(); rptParameters[1].Values.Add(dateAsString); reportViewer.ServerReport.SetParameters(rptParameters); // Process and render the report reportViewer.ServerReport.Refresh(); //Render it to PDF and take the bytes to the FileStream bytes = reportViewer.ServerReport.Render( "PDF", null, out mimeType, out encoding, out filenameExtension, out streamids, out warnings); fs = new FileStream(Path.Combine(exportPath, PDFfileName),FileMode.Create)) fs.Write(bytes, 0, bytes.Length); success = true; } catch (Exception ex) { errorMsg = ex.Message; Console.Error.WriteLine(String.Format("Se presento error al generar extracto para la cuenta \"{0}\" de la fecha {1}-{2}", accountNumber, settlementDateTime, errorMsg)); } finally { if(fs != null) { fs.Close(); } if(reportViewer != null) { reportViewer.Dispose(); reportViewer = null ; } } return success; } } </code></pre>

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