# Can't login on any client using latest version

**URL:** <https://vaultwarden.discourse.group/t/cant-login-on-any-client-using-latest-version/3240>\
**Category:** Help\
**Created:** [January 7, 2024, 2:26pm UTC](https://vaultwarden.discourse.group/t/cant-login-on-any-client-using-latest-version/3240 "2024-01-07T14:26:41Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![Tony](https://avatars.discourse-cdn.com/v4/letter/t/ee7513/32.png) [@Tony](https://vaultwarden.discourse.group/u/Tony)\
**Post date:** [January 7, 2024, 2:26pm UTC](https://vaultwarden.discourse.group/t/cant-login-on-any-client-using-latest-version/3240/1 "2024-01-07T14:26:41Z")

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I updated to the latest docker image today, after I got logged out on all device.

error occured while tried to re-login:

> Cannot read properties of null (reading iterations)

here are docker container logs:

```auto
[2024-01-07 14:23:40.274][request][INFO] POST /identity/accounts/prelogin
[2024-01-07 14:23:40.274][response][INFO] 404 Not Found

```

Please help me, really emergency.

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**Author:** ![cksapp](https://avatars.discourse-cdn.com/v4/letter/c/b9e5f3/32.png) [@cksapp](https://vaultwarden.discourse.group/u/cksapp)\
**Post date:** [January 7, 2024, 8:55pm UTC](https://vaultwarden.discourse.group/t/cant-login-on-any-client-using-latest-version/3240/2 "2024-01-07T20:55:17Z")

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Looks like this is being reported here.

> **[Login issue on clients · dani-garcia/vaultwarden · Discussion #4229](https://github.com/dani-garcia/vaultwarden/discussions/4229)**
>
> After update to the latest image, I have encountered login issue on all client-side applications I use, they are: win11 desktop app, chrome extension, ios app. docker log: 2024-01-07 12:59:00.915\]\[...

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<div class="post-metadata">

**Author:** ![Tony](https://avatars.discourse-cdn.com/v4/letter/t/ee7513/32.png) [@Tony](https://vaultwarden.discourse.group/u/Tony)\
**Post date:** [January 8, 2024, 1:02am UTC](https://vaultwarden.discourse.group/t/cant-login-on-any-client-using-latest-version/3240/3 "2024-01-08T01:02:53Z")

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Yes, I saw that this guy had no replies, so I thought I should post this issue here. However, since this issue occurred, I decided to use an official service instead of self-hosting; passwords are very sensitive data, after all.