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Unplanned
Last Updated: 27 May 2026 09:05 by Daniel
Daniel
Created on: 27 May 2026 06:58
Category: PdfViewer
Type: Bug Report
0
RadPDFViewer: Could not load Microsoft.Web.WebView2.WinForms in Q2 2026

An exception is thrown when loading a document:

FileNotFoundException: Could not load file or assembly 'Microsoft.Web.WebView2.WinForms, Version=1.0.3719.77, Culture=neutral, PublicKeyToken=2a8ab48044d2601e' or one of its dependencies. The system cannot find the file specified.

3 comments
Daniel
Posted on: 27 May 2026 09:05
Additional note: the WebView2 version has to be 1.0.3719.77. Otherwise it would still cause the error.
Daniel
Posted on: 27 May 2026 09:04

Hi,

Thank you for responding to this issue.  We have resolved it by installing Microsoft.Web.WebView2 from Nuget.

Kind regards,
Daniel

ADMIN
Nadya | Tech Support Engineer
Posted on: 27 May 2026 07:05

Hello, Daniel,

Please excuse us for this inconvenience in the latest version. Make sure you subscribe to the item to receive status notifications.

Regards,
Nadya | Tech Support Engineer
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