Fix application crash issue with webview#4692
Merged
Gabriel Dufresne (GabrielDuf) merged 1 commit intomainfrom May 5, 2026
Merged
Fix application crash issue with webview#4692Gabriel Dufresne (GabrielDuf) merged 1 commit intomainfrom
Gabriel Dufresne (GabrielDuf) merged 1 commit intomainfrom
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Marc-André Moreau (mamoreau-devolutions)
approved these changes
May 5, 2026
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We received a few error report that had an UnauthorizedAccessException on first launch. The WinUI app already redirected WebView2 to
%TEMP%\UniGetUI\WebView via WEBVIEW2_USER_DATA_FOLDER — the Avalonia app was missing that same setup.
WebView2 user-data folder redirection:
SetUpWebViewUserDataFoldermethod inApp.axaml.csthat creates a temporary directory for WebView2 user data and sets theWEBVIEW2_USER_DATA_FOLDERenvironment variable to this path, ensuring the app doesn't crash due to permission issues on startup.SetUpWebViewUserDataFolderduring Windows-specific initialization to apply this fix early in the app lifecycle.Minor codebase updates:
using System.IO;andusing UniGetUI.Core.Logging;to support the new logic and logging.