Public Function CreateReport(lxReportXml As String, lcFileName As String, lcReport As String) As Boolean Dim rd As ReportDocument = Nothing Dim llError As Boolean = False Dim IsRoutineSuccessful As Boolean = False Dim lcFileNameTo As String = String.Empty Dim ds As New DataSet() Dim filePath As String = lxReportXml ds.ReadXml(filePath, XmlReadMode.Auto) If lcFileName = "" Then writelog("[ERR] No PDF file specified") llError = True End If If lxReportXml = "" Then writelog("[ERR] No XML file specified") llError = True End If If lcReport = "" Then writelog("[ERR] No Crystal Report file specified") llError = True End If If llError = False Then Dim strErrorMessage As String = String.Empty #If DEBUG Then Dim strReportPath As String = CrystalFilesTesting + lcReport + ".rpt" #Else Dim strReportPath As String = CrystalFiles + lcProcName + ".rpt" #End If If Not (File.Exists(strReportPath)) Then writelog("[ERR] Crystal Report File [" + strReportPath + "] not found.") IsRoutineSuccessful = False Else rd = New ReportDocument() If True Then Try rd.Load(strReportPath) ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' rd.SetDataSource(ds) ''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''''' rd.ExportToDisk(ExportFormatType.PortableDocFormat, lcFileName) Catch ex As Exception writelog("[ERR] Unable to create file [" + lcFileName + "]. Error: " + ex.ToString) IsRoutineSuccessful = False Finally writelog("File [" + lcFileName + "] created Successfully") rd.Close() rd.Dispose() #If DEBUG Then lcFileNameTo = "\\WGO\sys2\HOME\wilbir\wilbirmail\WilbirHR\EmplAppPDF\Testing\" + lcLastName + "_" + lcPDFDate + ".pdf" #Else lcFileNameTo = "\\WGO\sys2\HOME\wilbir\wilbirmail\WilbirHR\EmplAppPDF\" + lcLastName + "_" + lcPDFDate + ".pdf" #End If File.Copy(lcFileName, lcFileNameTo, True) IsRoutineSuccessful = MailSend(lcFileName) End Try End If End If End If Return IsRoutineSuccessful End Function The line... rd.SetDataSource(ds) throws many errors, however if I go to the Crystal Report and set the Data Source manually, it works without error. I have updated to Crystal Reports 2016 without any resolution.