1) [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?1727955084608 - user-agent: Mozilla/5.0 (X11; Linux x86_64; rv:127.0) Gecko/20100101 Firefox/127.0 - 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|cd5a9c72|02865c4b96035daabc152983bc6a734b|1727955081 - 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|10:1727955081|23:username-localhost-8888|192:eyJ1c2VybmFtZSI6ICJkMWUxNTkwYTNiYjU0MDU3YmIzNzM2NmZkMmE2ZWNhZCIsICJuYW1lIjogIkFub255bW91cyBBb2VkZSIsICJkaXNwbGF5X25hbWUiOiAiQW5vbnltb3VzIEFvZWRlIiwgImluaXRpYWxzIjogIkFBIiwgImNvbG9yIjogbnVsbH0=|61b58cf82596dc1dbd0980184555f61cbc4730d8abe5b77a1ab746d461ce42c9"; _xsrf=2|cd5a9c72|02865c4b96035daabc152983bc6a734b|1727955081 " 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:925:49

1) [firefox] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ────────────────── Error: Test ended. Browser logs: [pid=5282][out] Stack: [pid=5282][out] getEngineConfiguration@resource://gre/modules/SearchEngineSelectorOld.sys.mjs:118:24 [pid=5282][out] [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][out] console.error: SearchSettings: "_write: Could not write to settings file:" (new Error("cannot write without any engine.", "resource://gre/modules/SearchSettings.sys.mjs", 280)) [pid=5282][err] JavaScript error: chrome://juggler/content/Helper.js, line 82: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebProgress.removeProgressListener] [pid=5282][err] JavaScript error: resource://gre/modules/SearchEngineSelectorOld.sys.mjs, line 118: NS_ERROR_UNEXPECTED: Failed to get engine data from Remote Settings [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][err] JavaScript error: chrome://juggler/content/Helper.js, line 82: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebProgress.removeProgressListener] [pid=5282][err] JavaScript error: resource://gre/modules/SearchEngineSelectorOld.sys.mjs, line 118: NS_ERROR_UNEXPECTED: Failed to get engine data from Remote Settings [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][err] JavaScript error: chrome://juggler/content/Helper.js, line 82: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebProgress.removeProgressListener] [pid=5282][err] JavaScript error: resource://gre/modules/SearchEngineSelectorOld.sys.mjs, line 118: NS_ERROR_UNEXPECTED: Failed to get engine data from Remote Settings [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][out] [pid=5282][out] ERROR: Component returned failure code: 0x804b0002 (NS_BINDING_ABORTED) [nsIInterceptedChannel.resetInterceptionWithURI] resume@chrome://juggler/content/NetworkObserver.js:185:30 [pid=5282][out] resumeInterceptedRequest@chrome://juggler/content/NetworkObserver.js:77:38 [pid=5282][out] Network.resumeInterceptedRequest@chrome://juggler/content/protocol/PageHandler.js:275:23 [pid=5282][out] dispatch@chrome://juggler/content/protocol/Dispatcher.js:132:39 [pid=5282][out] _dispatch@chrome://juggler/content/protocol/Dispatcher.js:69:36 [pid=5282][out] receiveMessage@chrome://juggler/content/components/Juggler.js:117:20 [pid=5282][out] [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][err] JavaScript error: http://localhost:8888/static/notebook/374.bundle.js, line 1: TypeError: this.layout is null [pid=5282][err] JavaScript error: http://localhost:8888/static/notebook/374.bundle.js, line 1: TypeError: this.layout is null [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][out] console.error: URLBar - Provider.UrlbarProviderSearchTips: ({}) [pid=5282][err] JavaScript error: chrome://juggler/content/Helper.js, line 82: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebProgress.removeProgressListener] [pid=5282][err] JavaScript error: chrome://juggler/content/Helper.js, line 82: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebProgress.removeProgressListener] [pid=5282][err] JavaScript error: chrome://juggler/content/Helper.js, line 82: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIWebProgress.removeProgressListener] [pid=5282][out] console.error: (new I

1) [chromium] › test/links.spec.ts:21:7 › Local Links › Open the current directory ─────────────── Test timeout of 60000ms exceeded.

1) [chromium] › test/links.spec.ts:21:7 › Local Links › Open the current directory ─────────────── Error: proxy.waitForEvent: Test timeout of 60000ms exceeded. =========================== logs =========================== waiting for event "popup" ============================================================ 23 | 24 | const [current] = await Promise.all([ > 25 | page.waitForEvent('popup'), | ^ 26 | page.getByText('Current Directory').last().click(), 27 | ]); 28 | at /home/runner/work/notebook/notebook/ui-tests/test/links.spec.ts:25:12

2) [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?1727955096506 - user-agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) HeadlessChrome/127.0.6533.17 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|10:1727955094|23:username-localhost-8888|204:eyJ1c2VybmFtZSI6ICI5OTA4OTUzMmUwZTE0ZjIxOTBlZWQ1MTM0YjNiYmMwNSIsICJuYW1lIjogIkFub255bW91cyBLYWxsaWNob3JlIiwgImRpc3BsYXlfbmFtZSI6ICJBbm9ueW1vdXMgS2FsbGljaG9yZSIsICJpbml0aWFscyI6ICJBSyIsICJjb2xvciI6IG51bGx9|c216a3fd4909b249205461ac791d884d0bd7daa6bdbd4e594a29e5203f2a47be; _xsrf=2|2bd9b0b7|699ef2f9a8d5f1572101ea66e947691b|1727955094 - origin: http://localhost:8888 - referer: http://localhost:8888/notebooks/test-notebook-Notebook-Title-should-be-rendered-chromium/example.ipynb - x-xsrftoken: 2|2bd9b0b7|699ef2f9a8d5f1572101ea66e947691b|1727955094 - sec-ch-ua: "Not)A;Brand";v="99", "HeadlessChrome";v="127", "Chromium";v="127" - 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:925:49

2) [chromium] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ───────────────── Error: Test ended. Browser logs: <launching> /home/runner/.cache/ms-playwright/chromium-1124/chrome-linux/chrome --disable-field-trial-config --disable-background-networking --enable-features=NetworkService,NetworkServiceInProcess --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 --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 --enable-gpu --headless --hide-scrollbars --mute-audio --blink-settings=primaryHoverType=2,availableHoverTypes=2,primaryPointerType=4,availablePointerTypes=4 --no-sandbox --user-data-dir=/tmp/playwright_chromiumdev_profile-dtea99 --remote-debugging-pipe --no-startup-window <launched> pid=5302 [pid=5302][err] [1003/113034.664526:ERROR:angle_platform_impl.cc(44)] Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] ERR: Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] [1003/113034.664897:ERROR:gl_display.cc(497)] EGL Driver message (Critical) eglInitialize: Could not open the default X display. [pid=5302][err] [1003/113034.664954:ERROR:gl_display.cc(772)] eglInitialize OpenGL failed with error EGL_NOT_INITIALIZED, trying next display type [pid=5302][err] [1003/113034.665060:ERROR:angle_platform_impl.cc(44)] Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] ERR: Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] [1003/113034.665132:ERROR:gl_display.cc(497)] EGL Driver message (Critical) eglInitialize: Could not open the default X display. [pid=5302][err] [1003/113034.665196:ERROR:gl_display.cc(772)] eglInitialize OpenGLES failed with error EGL_NOT_INITIALIZED [pid=5302][err] [1003/113034.665250:ERROR:gl_display.cc(806)] Initialization of all EGL display types failed. [pid=5302][err] [1003/113034.665306:ERROR:gl_ozone_egl.cc(26)] GLDisplayEGL::Initialize failed. [pid=5302][err] [1003/113034.666544:ERROR:angle_platform_impl.cc(44)] Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] ERR: Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] [1003/113034.666621:ERROR:gl_display.cc(497)] EGL Driver message (Critical) eglInitialize: Could not open the default X display. [pid=5302][err] [1003/113034.666680:ERROR:gl_display.cc(772)] eglInitialize OpenGL failed with error EGL_NOT_INITIALIZED, trying next display type [pid=5302][err] [1003/113034.666751:ERROR:angle_platform_impl.cc(44)] Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] ERR: Display.cpp:1083 (initialize): ANGLE Display::initialize error 12289: Could not open the default X display. [pid=5302][err] [1003/113034.666819:E

1 flaky [firefox] › test/notebook.spec.ts:24:7 › Notebook › Title should be rendered ─────────────────── 34 passed (2.0m)