Error: Data tree node not found

[sallyur]

Environment

• Operating System: Win & Mac
• JDK version: 8 &11
• Visual Studio Code version: 1.31.1
• Java extension version: 0.39.0
• Java Debugger extension version: 0.16.0
• Build: 359

Steps To Reproduce

1. Open one java project
2. Press F5 to generate launch.json file

attach logs

Current Result

Error in toggle developer tools:

In addition， .Vscode won't automatically show up in the sidebar unless you manually refresh

[testforstephen]

Cannot reproduce. Please uninstall other extensions and only keep Java Language Server and Java Debugger. Try again.

[sallyur]

I only install Java Language Server and Java Debugger, then click F5, it can stable repro.
Attached the video
ErrorRepro.zip

[testforstephen]

do you mean you can reproduce this issue in any java project? both windows and mac?

[sallyur]

Yes, we can stable repro this issue with windows and mac when click F5 to generate launch.json.

[testforstephen]

Could you share a project that can reproduce the issue?

[testforstephen]

This is vscode bug. microsoft/vscode#68627

Could you try the latest vscode-insider version?

[sallyur]

I used vscode-insider 1.32.0, this issue also repro.

[testforstephen]

Didn't observe this error on vscode@1.62.3