Submit a ticketCall us

Have You Auto Renewed? If not, you're missing out.
The SolarWinds Renewal Program comes with a host of benefits including the most recent product updates, 24/7 technical support, virtual instructor-led training and more. Experience all of this with the convenience of Auto Renewal, and never worry about missing any of these great benefits. Learn More.

Home > Success Center > Network Performance Monitor (NPM) > Error: Server error in '/' Application, Could not load file or assembly 'AjaxControlToolkit'

Error: Server error in '/' Application, Could not load file or assembly 'AjaxControlToolkit'

Created by Adrian Cook, last modified by MindTouch on Jun 23, 2016

Views: 226 Votes: 2 Revisions: 5

Overview

This article provides steps to resolve the following Orion Web Console error:

Server error in '/' Application, Could not load file or assembly 'AjaxControlToolkit'

Environment

All NPM versions

Resolution

1. Stop all Orion services.

2. Open Task Manage and stop the IIS worker process w3wp.exe.

3. Go to the following directories and delete any files in them:

  • C:\Windows\Microsoft.NET\Framework\v4.0.30319\Temporary ASP.NET Files
  • C:\Windows\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files
  • C:\Windows\Microsoft.NET\Framework64\v4.0.30319\Temporary ASP.NET Files
  • C:\Windows\Microsoft.NET\Framework64\v2.0.50727\Temporary ASP.NET Files

4. Restart all Orion services. 

Note: Rebooting may take about 5-10 minutes but you should be able  to get back to the website without any issues. 

 

If the given steps do not work, run a repair on .NET Framework 4 client.

Last modified

Tags

Classifications

Public