disappearing tabs

[coderofsalvation]

Anyone experiencing disappearing tabs on chromeos?

how to reproduce

• open a work folder
• open some files
• do lots of alt-tabbing and toggle fullscreen on browsertabs etc

settings

    {
    // NOTE: If this file gets too big it will result in settings not working. Appears to be due to limitation of syncFS.js which uses chromes sync storage that has size limitations. Adding a lot of comments will make the file too big

    //If you want to disable update checks at startup, change this
    "promptForUpdates": true,
    //This should be any of the supported Ace themes
    "defaultTheme": "monokai",
    //dark or light, your pick
    "uiTheme": "dark",
    //collapse the project view until you hover
    "autoHideProject": false,
    //hides menus/tabs in Chrome OS fullscreen mode
    "immersiveFullscreen": false,
    "highlightLine": true,
    //set to true to hide the line numbering
    "hideGutter": false,
    //show whitespace characters (spaces, tabs, returns)
    "showWhitespace": false,
    //indentation size
    "indentation": 4,
    //will turn off Ace's setUseSoftTabs() option and use tab characters instead
    "useTabs": false,
    "wordWrap": false,
    //Set to the number of characters you want or false for full window
    "wrapLimit": false,
    "showMargin": false,
    //newline format - "windows", "unix", or "auto"
    "lineEndings": "auto",
    //allow the editor to scroll past the end of the document
    "scrollPastEnd": true,
    //run "Trim Trailing Whitespace" on save
    "trimTrailingWhitespace": true,
    //should the trim whitespace command also truncate empty lines?
    "trimEmptyLines": false,
    //only fixed-width fonts supported, for now
    "fontFamily": "",
    "fontSize": 16,
    //Web workers are used for code hinting in PHP, JavaScript, and JSON. Currently no way to set worker options, but it can be disabled
    "useWorker": true,
    //autocomplete triggers on Ctrl-Space
    "autocomplete": true,
    //animated scrolling in the editor when using command pallette and tern
    "animatedScroll": true,
    //By default, the palette searches the current file's text only unless you widen the scope. If you'd like it to search all open files by default, set this option to true.
    "searchAllFiles": true,
    //set a regex to ignore in project view/search
    "ignoreFiles": "node_modules",
    //Crazy? You might like Vim keybindings.
    "emulateVim": true,
    //Whether to show the "New file" tab button on the tab bar;
    "showNewTabButton": true,
    //tern options
    "tern": {
        //http://ternjs.net/doc/manual.html#typedef
        //avilable: browser, ecma5, jquery, underscore, ecma6
        "defs": [
            "browser",
            "ecma5"
        ],
        //http://ternjs.net/doc/manual.html#plugins
        //NOTE: tern and node plugins do not appear to be working correctly, issue is likely w/ Caret-T/ChromeApp architecture (not tern or ace plugin). to debug this, open dev tools and go to chrome://inspect/#apps to see console for the sandbox that is running tern
        "plugins": {
            //http://ternjs.net/doc/manual.html#plugin_doc_comment
            //TODO: when tern is upgraded to latest version, fullDocs wil have a different name
            "doc_comment": {
                "fullDocs": true
            }
            //http://ternjs.net/doc/manual.html#plugin_node
            ,"node": {
                "dontLoad": false,
                "load": "",
                "modules": "",
                "es_modules":""
            }
            /* [Uncomment to enable]
            //http://ternjs.net/doc/manual.html#plugin_requirejs
            ,"requirejs": {
                "baseURL": "",
                "paths": "",
                "override": ""
            }*/
        }
    },
    //js beautify options: http://jsbeautifier.org/
    "beautify": {
        "space_before_conditional": true,
        "keep_array_indentation": false,
        "preserve_newlines": true,
        "jslint_happy": false,
        "max_preserve_newlines": 3,
        "break_chained_methods": false,
        "indent_scripts": "normal",
        //[collapse|expand|end-expand|none] (any of the former + ",preserve-inline")
        "brace_style": "end-expand,preserve-inline",
        "unescape_strings": false,
        "wrap_line_length": 0,
        "space_after_anon_function": false,
        "max_char": 0
    },
    //custom js beautify setting: when true javascript will auto beautify when typing closing bracket
    "autoBeautify": true
}

configuration

Google Chrome | 75.0.3770.19 (Official Build) dev (64-bit)
-- | --
Revision | a001f3b44e697dc5bdc61f99b7a11a3ff2c7764b-refs/branch-heads/3770@{#289}
Platform | 12105.25.0 (Official Build) dev-channel edgar
Firmware Version | Google_Edgar.7287.167.156
ARC | 5521597
JavaScript | V8 7.5.288.8
Flash | 32.0.0.171 /opt/google/chrome/pepper/libpepflashplayer.so
User Agent | Mozilla/5.0 (X11; CrOS x86_64 12105.25.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.19 Safari/537.36
Command Line | /opt/google/chrome/chrome --ppapi-flash-path=/opt/google/chrome/pepper/libpepflashplayer.so --ppapi-flash-version=32.0.0.171 --use-gl=egl --enable-native-gpu-memory-buffers --gpu-sandbox-failures-fatal=yes --enable-logging --log-level=1 --use-cras --enable-wayland-server --user-data-dir=/home/chronos --enable-features=MachineLearningService,ChromeOSAssistant,MyFilesVolume,Crostini,ExperimentalCrostiniUI --system-developer-mode --login-profile=user --has-chromeos-keyboard --guest-wallpaper-large=/usr/share/chromeos-assets/wallpaper/guest_large.jpg --guest-wallpaper-small=/usr/share/chromeos-assets/wallpaper/guest_small.jpg --child-wallpaper-large=/usr/share/chromeos-assets/wallpaper/child_large.jpg --child-wallpaper-small=/usr/share/chromeos-assets/wallpaper/child_small.jpg --default-wallpaper-large=/usr/share/chromeos-assets/wallpaper/oem_large.jpg --default-wallpaper-small=/usr/share/chromeos-assets/wallpaper/oem_small.jpg --default-wallpaper-is-oem --enable-consumer-kiosk --arc-availability=officially-supported --enterprise-enrollment-initial-modulus=15 --enterprise-enrollment-modulus-limit=19 --login-manager --policy-switches-begin --allow-insecure-localhost --show-android-files-in-files-app --disable-touch-adjustment --disable-webrtc-hw-decoding --disable-webrtc-hw-encoding --enable-devtools-experiments --enable-experimental-accessibility-features --enable-webvr --extensions-on-chrome-urls --force-color-profile=srgb --enable-smooth-scrolling --enable-features=ArcUsbHost --policy-switches-end --first-exec-after-boot --vmodule=*/chrome/browser/chromeos/account_manager/*=1,*/chromeos/components/account_manager/*=1,*arc/*=1,*/chromeos/power/auto_screen_brightness/*=1,*/forced_extensions/installation_tracker*=2,extension_downloader=2,*/feedback_uploader*=1,*/feedback_private/*=1,existing_user_controller=2,*/ash/wm/tablet_mode/*=1,auto_enrollment_controller=1,*/ui/ozone/*=1,*/ui/display/manager/chromeos/*=1,update_engine=1,component_updater_service=1 --enable-features=MachineLearningService,ChromeOSAssistant,MyFilesVolume,Crostini,ExperimentalCrostiniUI,ArcUsbHost --ui-compositor-memory-limit-when-visible-mb=512
Executable Path | /opt/google/chrome/chrome
Profile Path | /home/chronos/u-70cf8176ad625e2bec209034afca483920ef7a1d
Variations | 411b6d4e-f23d1dead44d41a5-3f4a17dfd01ab0d3-f23d1dea16e0dd70-3f4a17df414bf2d2-3f4a17df4ca682fe-3f4a17df551157b-f23d1dea2b6ab552-ba76ef24f88a4127-43c52a3b4b8c3f4-3f4a17df273268f8-ca7d8d801800d8bb-f23d1deada89714-4ad605758f029c91-ca7d8d807903da77-1410f101a7bac95-638403954cbcf8ef-377be55aca05d627-3f4a17dffc165f4d-3f4a17df9894ab05-d51b7a9a7c1bc906-6790560bd442dfb7-ca7d8d8071ed337-3f4a17df7ecf6693-f23d1deaa582a1b8-ad75ce172a565533-e1fcc091e27776-3f4a17df5ea6761d-83573579db19c37b-3f4a17dfaacdc39d-3f4a17df98be3390-d93a062011ee74ba-f23d1dea6ab6f98e-377be55a116c6887-4d2fac876848cc95-3f4a17df55a3035a-f23d1deadac832a5-3f4a17df72ce1b9-eea257e963b8f618-f23d1deaddadc72f-1f8c597376d4cff8-ca7d8d8093731dca-8af915f8e111fcd-3d47f4f49b4c4257-7cbed95dc992f345-ca7d8d80165e16d1-3f4a17df9e5c75f1-5365a7e8c4491377-ca7d8d8020c6963f-3f4a17df2594bdf4-d1e74f0d29abe156-7e3a9e0d9504402-d0e5ea2a602b37d5-f23d1dead1cd70a5-3992e2c94ea303a6-ecbb250e3f2db1c3-ca7d8d802fa8b3e1-4f7edc428d1fbf5c-f23d1dea3bc51bc8-99a45b18227f980e-ed2f44d56f43818d-f23d1deae3981599-3d70a35fd56acdf-26bbc519c5a753db-14369ac458a025e3-36e97b2c3dba712-f2718d9f4750a89c-49d2b8f7b40d9a68-7bd8bd1226464629-3f4a17dfd840bbac-b69a2820fb57f531-870568c71fcbb124-8e73957ccbc5b603-420b8696d1466cda-983ee39a2f4e5b-377be55a494d8760-52325d433ac60855-486e2a9cf296190c-5c63917a4442aae2-a5822863ed1d377-e1cc0f1475f0f0a0-d7f6b13ce2b18481-6e597edee7e71889-e1cc0f14cc122d59-5419e7bddb7a7cd6-2cddb274a4f1de9f-377be55ab166a6f3-3f4a17df47a2af3f-d866d1e782ebe475-f23d1dea7e91b7bd-ca7d8d80