cannot-refresh-html5-reportviewer-parameters.md

title	The HTML5 Report Viewer Parameters Are Not Updated on Refreshing
page_title	The HTML5 Report Viewer Parameters Are Not Updated on Refreshing
description	Learn how to fix the issues when the HTML5 ReportViewer parameters are not updated on refreshing.
slug	cannot-refresh-html5-reportviewer-parameters
tags	telerik, reporting, troubleshoot, html5, reportviewer, cannot, refresh, parameters
published	true
type	troubleshooting
res_type	kb

Environment

Product	Progress® Telerik® Reporting
Version	Q2 2012 and later
Report Viewers	WinForms, WPF, ASP.NET

Description

The parameters of the report are not updated on refreshing the HTML5 Report Viewer.

Cause

The HTML5 Report Viewer sends information about the reportSource.parameters of the client in a JSON-formatted string.

Solution

To solve this issue, use the following approaches:

• Try to update the JSON.NET NuGet package to the latest official version through the Visual Studio NuGet Package Manager Dialog.

• Verify that the HTML5 Viewer persisSession is set to false.