Run Build Task fails with "Cannot split a terminal without a group"

Type: Bug

Cmd-B in a VS Code project which should launch 3 scripts.
Error notification: Cannot split a terminal without a group (instanceId: 2, title: npm: watch:tsc-extension).
Building … is stuck in loading.

Closed all terminals and still doesn't work

TRACE Found terminal to split for group watch
log.ts:439   ERR Cannot split a terminal without a group (instanceId: 2, title: npm: watch:tsc-extension): Error: Cannot split a terminal without a group (instanceId: 2, title: npm: watch:tsc-extension)
    at Kv.Sb (vscode-file://vscode-app/Applications/Visual%20Studio%20Code%20-%20Insiders.app/Contents/Resources/app/out/vs/workbench/workbench.desktop.main.js:2431:115280)
    at Kv.createTerminal (vscode-file://vscode-app/Applications/Visual%20Studio%20Code%20-%20Insiders.app/Contents/Resources/app/out/vs/workbench/workbench.desktop.main.js:2431:114088)
    at async IE.Cb (vscode-file://vscode-app/Applications/Visual%20Studio%20Code%20-%20Insiders.app/Contents/Resources/app/out/vs/workbench/workbench.desktop.main.js:2503:15746)
    at async IE.Fb (vscode-file://vscode-app/Applications/Visual%20Studio%20Code%20-%20Insiders.app/Contents/Resources/app/out/vs/workbench/workbench.desktop.main.js:2503:18379)
    at async IE.xb (vscode-file://vscode-app/Applications/Visual%20Studio%20Code%20-%20Insiders.app/Contents/Resources/app/out/vs/workbench/workbench.desktop.main.js:2503:8110)

VS Code version: Code - Insiders 1.95.0-insider (490dc3da779118d14a16d3b149d8c44edb9b1e07, 2024-10-10T05:09:29.500Z) OS version: Darwin x64 23.6.0 Modes:

System Info

|Item|Value| |---|---| |CPUs|Intel(R) Core(TM) i9-9980HK CPU @ 2.40GHz (16 x 2400)| |GPU Status|2d_canvas: enabled
canvas_oop_rasterization: disabled_off
direct_rendering_display_compositor: disabled_off_ok
gpu_compositing: enabled
multiple_raster_threads: enabled_on
opengl: enabled_on
rasterization: enabled
raw_draw: disabled_off_ok
skia_graphite: disabled_off
video_decode: enabled
video_encode: enabled
webgl: enabled
webgl2: enabled
webgpu: enabled
webnn: disabled_off| |Load (avg)|5, 6, 6| |Memory (System)|64.00GB (13.49GB free)| |Process Argv|--log trace --crash-reporter-id 4cf0a6f0-aaf8-4da3-9b2b-81f6c639c12b| |Screen Reader|no| |VM|0%|

microsoft / vscode

Run Build Task fails with "Cannot split a terminal without a group" #231083