Anki not starting in Windows 10 (both qt5 and qt6)

Just installed latest anki for Windows (anki-2.1.65-windows-qt6); Installation went successful, but Anki doesn’t open. There is no error, no information, nothing. Just no reaction. Restarted OS multiple times - nothing; Checked with firewall - no issue. Tried with the qt5 version - the same, the app just will not start - what is the problem?

  • Try running anki-console.bat to reveal a bit more information. It’s in the same installation folder as anki.exe. For Anki 2.1.65, by default, it’s located at %LOCALAPPDATA%\Programs\Anki.

  • Try installing Anki to the root of the C: drive.

Perhaps you need to delete the folder C:\Users\<username>\AppData\Local\Programs\Anki\lib\PyQt6 (in the case that you are using the Qt5 version of Anki).

This is what I’m getting when run anki-consolte.bat. After pressing a key, window disappears
Screenshot 2023-07-15 151103

Deleted the folder, no change …

  • Try installing Anki to the root of the C: drive.

  • Try to start Anki while holding down the Shift key (to prevent any installed add-ons from loading).

Uninstalled Anki and installed in C: drive (C:/Anki) - Qt5 version. Deleted Qt6 folder. Stil the app doesn’t start but the message in console is different now.
Screenshot 2023-07-16 170137

What happens when you run from source?

https://faqs.ankiweb.net/running-from-python.html

thanks, well, not really working either … the first 2 commands from instructions went well, but when starting anki - getting error again

To fix No module named ‘PyQt6.QtWebEngineCore’, run

\anki-venv\scripts\pip install pyqt6-webengine

or rerun the command from the step 4 by adding [qt6] (to additionally install pyqt6 and pyqt6-webengine)

\anki-venv\scripts\pip install aqt[qt6] orjson

1 Like

Well, did according to instructions, but not much changed … still errors

Maybe, at first, try to start Anki using a new location for the data folder.

\anki-venv\scripts\anki -b "C:\anki-test-data-folder"

https://docs.ankiweb.net/files.html#startup-options

The output won’t contain “resetting corrupt _global” now, but Anki probably won’t start either. In this case, maybe run Anki like this (to compare it with the successful run or maybe there will be some helpful information).

set QT_DEBUG_PLUGINS=1 & \anki-venv\scripts\anki -b "C:\anki-test-data-folder"

Output
C:\Users\N>set QT_DEBUG_PLUGINS=1 & \anki-venv\scripts\anki -b "C:\anki-test-data-folder"
Running with temporary Qt5 compatibility shims.
Run with DISABLE_QT5_COMPAT=1 to confirm compatibility with Qt6.
Preparing to run...
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms" ...
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qminimal.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qminimal.dll, metadata=
{
    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",
    "MetaData": {
        "Keys": [
            "minimal"
        ]
    },
    "archlevel": 0,
    "className": "QMinimalIntegrationPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("minimal")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qoffscreen.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qoffscreen.dll, metadata=
{
    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",
    "MetaData": {
        "Keys": [
            "offscreen"
        ]
    },
    "archlevel": 0,
    "className": "QOffscreenIntegrationPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("offscreen")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qwindows.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qwindows.dll, metadata=
{
    "IID": "org.qt-project.Qt.QPA.QPlatformIntegrationFactoryInterface.5.3",
    "MetaData": {
        "Keys": [
            "windows"
        ]
    },
    "archlevel": 0,
    "className": "QWindowsIntegrationPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("windows")
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/platforms" ...
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platforms/qwindows.dll" loaded library
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/platformthemes" ...
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/platformthemes" ...
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/styles" ...
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/styles/qwindowsvistastyle.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/styles/qwindowsvistastyle.dll, metadata=
{
    "IID": "org.qt-project.Qt.QStyleFactoryInterface",
    "MetaData": {
        "Keys": [
            "windowsvista"
        ]
    },
    "archlevel": 0,
    "className": "QWindowsVistaStylePlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("windowsvista")
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/styles" ...
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/styles/qwindowsvistastyle.dll" loaded library
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/iconengines" ...
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/iconengines/qsvgicon.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/iconengines/qsvgicon.dll, metadata=
{
    "IID": "org.qt-project.Qt.QIconEngineFactoryInterface",
    "MetaData": {
        "Keys": [
            "svg",
            "svgz",
            "svg.gz"
        ]
    },
    "archlevel": 0,
    "className": "QSvgIconPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("svg", "svgz", "svg.gz")
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/iconengines" ...
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/iconengines/qsvgicon.dll" loaded library
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats" ...
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qgif.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qgif.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "gif"
        ],
        "MimeTypes": [
            "image/gif"
        ]
    },
    "archlevel": 0,
    "className": "QGifPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("gif")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qicns.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qicns.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "icns"
        ],
        "MimeTypes": [
            "image/x-icns"
        ]
    },
    "archlevel": 0,
    "className": "QICNSPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("icns")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qico.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qico.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "ico",
            "cur"
        ],
        "MimeTypes": [
            "image/vnd.microsoft.icon",
            "image/vnd.microsoft.icon"
        ]
    },
    "archlevel": 0,
    "className": "QICOPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("ico", "cur")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qjpeg.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qjpeg.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "jpg",
            "jpeg"
        ],
        "MimeTypes": [
            "image/jpeg",
            "image/jpeg"
        ]
    },
    "archlevel": 0,
    "className": "QJpegPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("jpg", "jpeg")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qpdf.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qpdf.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "pdf"
        ],
        "MimeTypes": [
            "application/pdf"
        ]
    },
    "archlevel": 0,
    "className": "QPdfPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("pdf")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qsvg.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qsvg.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "svg",
            "svgz"
        ],
        "MimeTypes": [
            "image/svg+xml",
            "image/svg+xml-compressed"
        ]
    },
    "archlevel": 0,
    "className": "QSvgPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("svg", "svgz")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qtga.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qtga.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "tga"
        ],
        "MimeTypes": [
            "image/x-tga"
        ]
    },
    "archlevel": 0,
    "className": "QTgaPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("tga")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qtiff.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qtiff.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "tiff",
            "tif"
        ],
        "MimeTypes": [
            "image/tiff",
            "image/tiff"
        ]
    },
    "archlevel": 0,
    "className": "QTiffPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("tiff", "tif")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qwbmp.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qwbmp.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "wbmp"
        ],
        "MimeTypes": [
            "image/vnd.wap.wbmp"
        ]
    },
    "archlevel": 0,
    "className": "QWbmpPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("wbmp")
Qt debug: looking at "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qwebp.dll"
Qt debug: Found metadata in lib C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qwebp.dll, metadata=
{
    "IID": "org.qt-project.Qt.QImageIOHandlerFactoryInterface",
    "MetaData": {
        "Keys": [
            "webp"
        ],
        "MimeTypes": [
            "image/webp"
        ]
    },
    "archlevel": 0,
    "className": "QWebpPlugin",
    "debug": false,
    "version": 394496
}


Qt debug: Got keys from plugin meta data QList("webp")
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/imageformats" ...
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qsvg.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qgif.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qicns.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qico.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qjpeg.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qpdf.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qtga.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qtiff.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qwbmp.dll" loaded library
Qt debug: "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/imageformats/qwebp.dll" loaded library
Starting main loop...
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/accessiblebridge" ...
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/accessiblebridge" ...
Qt debug: checking directory path "C:/anki-venv/Lib/site-packages/PyQt6/Qt6/plugins/accessible" ...
Qt debug: checking directory path "C:/Users/N/scoop/apps/python/current/accessible" ...
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