I send you the full error stack. It get error with all report include the blank one.
System.NotSupportedException:
at System.ComponentModel.TypeConverter.GetConvertFromException (System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089)
at System.ComponentModel.TypeConverter.ConvertFrom (System, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089)
at Stimulsoft.Base.StiObjectStringConverter.StringToObject (Stimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Base\StiObjectStringConverter.csStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 97)
at Stimulsoft.Report.StiReportObjectStringConverter.StringToObject2 (Stimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Report\StiReportObjectStringConverter.csStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 290)
at Stimulsoft.Report.StiReportObjectStringConverter.StringToObject (Stimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Report\StiReportObjectStringConverter.csStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 198)
at Stimulsoft.Base.Serializing.StiSerializing.DeserializeObject (Stimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Base\Serializing\StiSerializing.csStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1030)
at Stimulsoft.Base.Serializing.StiSerializing.DeserializeObject (Stimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Base\Serializing\StiSerializing.csStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1001)
at Stimulsoft.Base.Serializing.StiSerializing.DeserializeObject (Stimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Base\Serializing\StiSerializing.csStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1001)
at Stimulsoft.Base.Serializing.StiSerializing.Deserialize (Stimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Base\Serializing\StiSerializing.csStimulsoft.Base, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1187)
at Stimulsoft.Report.SaveLoad.StiXmlReportSLService.Load (Stimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Report\SaveLoad\StiXmlReportSLService.csStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 94)
at Stimulsoft.Report.StiReport.Load (Stimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Report\StiReport.SaveLoad.csStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1519)
at Stimulsoft.Report.StiReport.Load (Stimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Report\StiReport.SaveLoad.csStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1391)
at Stimulsoft.Report.StiReport.Load (Stimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647aStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: D:\Stimulsoft\Stimulsoft.Reports\Stimulsoft.Report\StiReport.SaveLoad.csStimulsoft.Report, Version=2019.4.1.0, Culture=neutral, PublicKeyToken=ebe6666cba19647a: 1414)
at JobLogic.Infrastructure.WebReport.WebReportInfrastructure.GetReportConstructed (JobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=nullJobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null: C:\CICDAgent\45\s\Infrastructure\JobLogic.Infrastructure.WebReport\WebReportInfrastructure.csJobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null: 40)
at JobLogic.Infrastructure.WebReport.DynamicFormReportService.LoadWebFormReport (JobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=nullJobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null: C:\CICDAgent\45\s\Infrastructure\JobLogic.Infrastructure.WebReport\DynamicFormReportService.csJobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null: 229)
at JobLogic.Infrastructure.WebReport.DynamicFormReportService.ExportReportAsDocument (JobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=nullJobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null: C:\CICDAgent\45\s\Infrastructure\JobLogic.Infrastructure.WebReport\DynamicFormReportService.csJobLogic.Infrastructure.WebReport, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null: 254)
at JobLogic.Function.SendEmail.Services.ServiceBusSendMailService.HandleMessage (JobLogic.Function.SendEmail, Version=1.0.0.0, Culture=neutral, PublicKeyToken=null)