[Error] unhandlederror-Uncaught NotFoundError: Failed to execute 'remove' on 'Element': The node to be remov...

[vs-code-engineering]

Error Message

unhandlederror-Uncaught NotFoundError: Failed to execute 'remove' on 'Element': The node to be removed is no longer a child of this node. Perhaps it was moved in a 'blur' event handler?

Stack Trace

    at Object.dispose (./src/vs/base/browser/ui/selectBox/selectBoxCustom.ts:531:0)
    at a.hide (./src/vs/base/browser/ui/contextview/contextview.ts:270:24)
    at g1t.hideContextView (./src/vs/platform/contextview/browser/contextViewService.ts:65:19)
    at xAe.cancelSuggesters (./src/vs/workbench/contrib/preferences/browser/settingsTree.ts:2301:0)
    at gd.updateTreeScrollSync (./src/vs/workbench/contrib/preferences/browser/settingsEditor2.ts:1206:0)
    at (anonymous) (./src/vs/workbench/contrib/preferences/browser/settingsEditor2.ts:1146:0)

Raw Stack Trace (minified)

NotFoundError: Failed to execute 'remove' on 'Element': The node to be removed is no longer a child of this node. Perhaps it was moved in a 'blur' event handler?     at Object.dispose (out/vs/workbench/workbench.desktop.main.js:849:2126)     at a.hide (out/vs/workbench/workbench.desktop.main.js:809:4713)     at g1t.hideContextView (out/vs/workbench/workbench.desktop.main.js:1875:27117)     at xAe.cancelSuggesters (out/vs/workbench/workbench.desktop.main.js:1893:27629)     at gd.updateTreeScrollSync (out/vs/workbench/workbench.desktop.main.js:1893:62253)     at out/vs/workbench/workbench.desktop.main.js:1893:60968

Details

Property	Value
Bucket ID	5dab52a4-d055-fd3c-d16c-a042f3d75688
Version	1.120.0-insider
Commit	3b8129f1
Last Seen	Sun May 10 2026 22:43:48 GMT+0000 (Coordinated Universal Time)
Platforms	Linux, Windows, Mac
Product	VSCode

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This issue was automatically created from the VS Code Errors Dashboard

[vs-code-engineering]

Regression Details

• Product: VSCode
• Regression type: new
• Last release without this error: 1.120.0-insider
• First release with this error: 1.120.0-insider
• Commit range: compare
• Affected users: 23 (on 1.120.0-insider build 3b8129f)

The error occurs in settingsEditor2.ts → settingsTree.ts when updateTreeScrollSync triggers cancelSuggesters which calls hideContextView, but the DOM node being removed is no longer a child of its parent (possibly moved during a blur event).

Generated by errors-regression-scan · ● 7.3M · ◷