# Cannot install 2.1.6x

**URL:** <https://forums.ankiweb.net/t/cannot-install-2-1-6x/31173>\
**Category:** Help\
**Created:** [June 13, 2023, 6:06am UTC](https://forums.ankiweb.net/t/cannot-install-2-1-6x/31173 "2023-06-13T06:06:07Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![ben\_ch](https://sea2.discourse-cdn.com/flex002/user_avatar/forums.ankiweb.net/ben_ch/32/14770_2.png) [@ben\_ch](https://forums.ankiweb.net/u/ben_ch)\
**Post date:** [June 13, 2023, 6:06am UTC](https://forums.ankiweb.net/t/cannot-install-2-1-6x/31173/1 "2023-06-13T06:06:07Z")

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I recently tried upgrading to 2.1.65, but would get this error message if I tried to run it. This also happened when I had tried to upgrade to 2.1.63, although I don’t have the error message for that. (IIRC, it was similar.)

```auto
Anki starting...
Initial setup...
Running with temporary Qt5 compatibility shims.
Run with DISABLE_QT5_COMPAT=1 to confirm compatibility with Qt6.
Preparing to run...
Qt info: Could not load the Qt platform plugin "xcb" in "" even though it was found. 
Qt fatal: This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.

Available platform plugins are: eglfs, xcb, vnc, linuxfb, vkkhrdisplay, minimalegl, minimal, offscreen, wayland-egl, wayland.
 
Aborted (core dumped)

```

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<div class="post-metadata">

**Author:** ![dae](https://sea2.discourse-cdn.com/flex002/user_avatar/forums.ankiweb.net/dae/32/65_2.png) [@dae](https://forums.ankiweb.net/u/dae)\
**Post date:** [June 13, 2023, 2:17pm UTC](https://forums.ankiweb.net/t/cannot-install-2-1-6x/31173/2 "2023-06-13T14:17:09Z")

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[https://docs.ankiweb.net/platform/linux/installing.html#requirements](https://docs.ankiweb.net/platform/linux/installing.html#requirements)

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<div class="post-metadata">

**Author:** ![ben\_ch](https://sea2.discourse-cdn.com/flex002/user_avatar/forums.ankiweb.net/ben_ch/32/14770_2.png) [@ben\_ch](https://forums.ankiweb.net/u/ben_ch)\
**Post date:** [June 13, 2023, 9:14pm UTC](https://forums.ankiweb.net/t/cannot-install-2-1-6x/31173/3 "2023-06-13T21:14:08Z")

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Thank you! I do not know how I missed that. I was just looking at the readme.md in the folder and followed that.

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex002/uploads/anki2/original/1X/8f1279ababc5879d54e4838989f606cfe55af8c7.jpeg) [@system](https://forums.ankiweb.net/u/system)\
**Post date:** [July 13, 2023, 9:14pm UTC](https://forums.ankiweb.net/t/cannot-install-2-1-6x/31173/4 "2023-07-13T21:14:36Z")

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