[Problem/Bug]: WebView2 show blank

[wuyouqiang]

What happened?

Apps deployed via Intune, some users encounter blank screens upon launch.

Importance

Blocking. My app's basic functions are not working due to this issue.

Runtime Channel

Stable release (WebView2 Runtime)

Runtime Version

132.0.2957.115

SDK Version

106.0.1370.42

Framework

Win32

Operating System

Windows 11

OS Version

No response

Repro steps

1. open app that embed webview2 .
2. show blank.
3. it can not generate EBWebView cache files in the user_data_dir （it has read/write permissions）.

see detail in the below windows log snapshot.

Repros in Edge Browser

No, issue does not reproduce in the corresponding Edge version

Regression

Don't know

Last working version (if regression)

No response

[bangboofriends]

it also happened in dotnet 9.0.101,with nuget package microsoft.web.webview2 1.0.3079-prerelease using wpf

[wuyouqiang]

it also happened in dotnet 9.0.101,with nuget package microsoft.web.webview2 1.0.3079-prerelease using wpf
how do you fix it? what is the reason?

[prija-microsoft]

Can you please share etw trace to debug this

[wuyouqiang]

Can you please share etw trace to debug this

Thanks, i will send you the log info later。
at the same time. Initial suspicion is that a setting for a third-party app like OneDrive redirects webview2's UserDataFolder to a different location and therefore fails to do what is intended? Is there a way to avoid redirects?

[wuyouqiang]

Can you please share etw trace to debug this
urgent! urgent!!
it happens the below error: