Exception thrown by target of invocation

TargetInvocationException:Exception has been thrown by the target of an invocation.
at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
at hLK7GaRlTClAU6S4ej.J7sQDsA3nuu4NocUDx.9Kj2GMGW1(Object[] )
at jTmMqei5n24PYJ7fBV.V8ic6vHXNhtyWJFiq8.DKRxMWfOx(String , Object[] )
at FastReport.Report.InvokeEvent(String name, Object[] parms)
at FastReport.Base.InvokeEvent(String name, Object param)
at FastReport.ReportComponentBase.OnAfterData(EventArgs e)
at FastReport.Table.TableCell.GetData()
at FastReport.Table.TableObject.GetData()
at FastReport.BandBase.GetData()
at FastReport.Engine.ReportEngine.T5uKLWTGc(BandBase , Boolean )
at FastReport.Engine.ReportEngine.NVaENgBG6(BandBase , Boolean )
at FastReport.Engine.ReportEngine.qguU6b0tm(BandBase , Boolean )
at FastReport.Engine.ReportEngine.rggQrrmv9(DataBand , Int32 )
at FastReport.Engine.ReportEngine.Z5cRIphXh(DataBand , Int32 , Boolean , Boolean )
at FastReport.Engine.ReportEngine.ChiwyLuKv(DataBand )
at FastReport.Engine.ReportEngine.sLJ20w2uH8(BandCollection )
at FastReport.Engine.ReportEngine.bma2moS5AD(ReportPage )
at FastReport.Engine.ReportEngine.ojQ2Slauq4()
at FastReport.Engine.ReportEngine.IOPSOnOQ8(ReportPage )
at FastReport.Engine.ReportEngine.9vMWsJDuP(Boolean , Boolean , ReportPage )
at FastReport.Report.Prepare(Boolean append)
at FastReport.Report.Show()