1) [chromium] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ───────────────── Error: "apiRequestContext.fetch: Target page, context or browser has been closed Call log: - → POST http://localhost:8888/api/sessions?1730363782641 - user-agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/130.0.6723.31 Safari/537.36 - accept: */* - accept-encoding: gzip,deflate,br - accept-language: en-US - content-type: text/plain;charset=UTF-8 - cookie: username-localhost-8888="2|1:0|10:1730363778|23:username-localhost-8888|192:eyJ1c2VybmFtZSI6ICJjNmEzY2UwMzUzMGE0ZjczODkzZDgyOWE3MThkZTcyZSIsICJuYW1lIjogIkFub255bW91cyBFbGFyYSIsICJkaXNwbGF5X25hbWUiOiAiQW5vbnltb3VzIEVsYXJhIiwgImluaXRpYWxzIjogIkFFIiwgImNvbG9yIjogbnVsbH0=|3a6f3070249dcf1ca695a0d392c7867ea2a20bdb9d8be1dc13a9f76388bd2b8d"; _xsrf=2|00933d21|90892958f673637bd0a89f9134f1de35|1730363779 - origin: http://localhost:8888 - referer: http://localhost:8888/notebooks/test-notebook-Notebook-Title-should-be-rendered-chromium/example.ipynb - x-xsrftoken: 2|00933d21|90892958f673637bd0a89f9134f1de35|1730363779 - sec-ch-ua: "Chromium";v="130", "HeadlessChrome";v="130", "Not?A_Brand";v="99" - sec-ch-ua-mobile: ?0 - sec-ch-ua-platform: "Linux" - content-length: 173 " while running route callback. Consider awaiting `await page.unrouteAll({ behavior: 'ignoreErrors' })` before the end of the test to ignore remaining routes in flight. at /home/runner/work/notebook/notebook/ui-tests/node_modules/@jupyterlab/galata/src/galata.ts:961:49

1) [chromium] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ───────────────── Error: Test ended. Browser logs: <launching> /home/runner/.cache/ms-playwright/chromium-1140/chrome-linux/chrome --disable-field-trial-config --disable-background-networking --disable-background-timer-throttling --disable-backgrounding-occluded-windows --disable-back-forward-cache --disable-breakpad --disable-client-side-phishing-detection --disable-component-extensions-with-background-pages --disable-component-update --no-default-browser-check --disable-default-apps --disable-dev-shm-usage --disable-extensions --disable-features=ImprovedCookieControls,LazyFrameLoading,GlobalMediaControls,DestroyProfileOnBrowserClose,MediaRouter,DialMediaRouteProvider,AcceptCHFrame,AutoExpandDetailsElement,CertificateTransparencyComponentUpdater,AvoidUnnecessaryBeforeUnloadCheckSync,Translate,HttpsUpgrades,PaintHolding,ThirdPartyStoragePartitioning,LensOverlay,PlzDedicatedWorker --allow-pre-commit-input --disable-hang-monitor --disable-ipc-flooding-protection --disable-popup-blocking --disable-prompt-on-repost --disable-renderer-backgrounding --force-color-profile=srgb --metrics-recording-only --no-first-run --enable-automation --password-store=basic --use-mock-keychain --no-service-autorun --export-tagged-pdf --disable-search-engine-choice-screen --unsafely-disable-devtools-self-xss-warnings --headless=old --hide-scrollbars --mute-audio --blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4 --no-sandbox --user-data-dir=/tmp/playwright_chromiumdev_profile-MEE69H --remote-debugging-pipe --no-startup-window <launched> pid=5450 [pid=5450][err] Old Headless mode will be removed from the Chrome binary soon. Please use the new Headless mode (https://developer.chrome.com/docs/chromium/new-headless) or the chrome-headless-shell which is a standalone implementation of the old Headless mode (https://developer.chrome.com/blog/chrome-headless-shell). [pid=5450][err] [pid=5450][err] [1031/083536.608429:WARNING:sandbox_linux.cc(430)] InitializeSandbox() called with multiple threads in process gpu-process. [pid=5450][err] [1031/083536.609730:WARNING:viz_main_impl.cc(85)] VizNullHypothesis is disabled (not a warning) [pid=5450] <gracefully close start>

1) [firefox] › test/filebrowser.spec.ts:32:7 › File Browser › Select one file ──────────────────── Error: expect(locator).toBeVisible() Locator: getByRole('toolbar').getByText('Open') Expected: visible Received: hidden Call log: - expect.toBeVisible with timeout 5000ms - waiting for getByRole('toolbar').getByText('Open') 39 | 40 | ['Rename', 'Delete', 'Open', 'Download', 'Delete'].forEach(async (text) => { > 41 | expect(toolbar.getByText(text)).toBeVisible(); | ^ 42 | }); 43 | }); 44 | at forEach (/home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:41:39) at /home/runner/work/notebook/notebook/ui-tests/test/filebrowser.spec.ts:40:56

2) [firefox] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ────────────────── Error: "apiRequestContext.fetch: Target page, context or browser has been closed Call log: - → POST http://localhost:8888/api/sessions?1730363785731 - user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0 - accept: */* - accept-encoding: gzip, deflate, br, zstd - host: localhost:8888 - accept-language: en-US - content-type: text/plain;charset=UTF-8 - content-length: 172 - referer: http://localhost:8888/notebooks/test-notebook-Notebook-Title-should-be-rendered-firefox/example.ipynb - x-xsrftoken: 2|aa43db9f|6442d833b486066c98ec92bcb3df0f1f|1730363782 - origin: http://localhost:8888 - sec-fetch-dest: empty - sec-fetch-mode: cors - sec-fetch-site: same-origin - connection: keep-alive - cookie: username-localhost-8888="2|1:0|10:1730363782|23:username-localhost-8888|200:eyJ1c2VybmFtZSI6ICI2OTY2MDc3YWIyY2I0ODY4OGI2MThmM2IwZjQ4NjYxMSIsICJuYW1lIjogIkFub255bW91cyBPcnRob3NpZSIsICJkaXNwbGF5X25hbWUiOiAiQW5vbnltb3VzIE9ydGhvc2llIiwgImluaXRpYWxzIjogIkFPIiwgImNvbG9yIjogbnVsbH0=|d01bf708f0ce4db46d1d28d3418e6b8462cdc089551058f9c15f4e529a9f56b1"; _xsrf=2|aa43db9f|6442d833b486066c98ec92bcb3df0f1f|1730363782 " while running route callback. Consider awaiting `await page.unrouteAll({ behavior: 'ignoreErrors' })` before the end of the test to ignore remaining routes in flight. at /home/runner/work/notebook/notebook/ui-tests/node_modules/@jupyterlab/galata/src/galata.ts:961:49

1 flaky [chromium] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ────────────────── 35 passed (1.9m)