# Error when adding details / editing details

**URL:** <https://community.vikunja.io/t/error-when-adding-details-editing-details/988>\
**Category:** Bug\
**Created:** [19 November 2022 19:11 UTC](https://community.vikunja.io/t/error-when-adding-details-editing-details/988 "2022-11-19T19:11:40Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![trogit90](https://community.vikunja.io/user_avatar/community.vikunja.io/trogit90/32/516_2.png) [@trogit90](https://community.vikunja.io/u/trogit90)\
**Post date:** [19 November 2022 19:11 UTC](https://community.vikunja.io/t/error-when-adding-details-editing-details/988/1 "2022-11-19T19:11:40Z")

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In latest version of Vikunja, there is a bug when you try to edit Details.  
There is an error showing up on bottom left corner: Assignment to constant variable.

Tried to get more logs from container, but was not able to.

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<div class="post-metadata">

**Author:** ![dpschen](https://community.vikunja.io/letter_avatar_proxy/v4/letter/d/47e85d/32.png) [@dpschen](https://community.vikunja.io/u/dpschen)\
**Post date:** [21 November 2022 10:53 UTC](https://community.vikunja.io/t/error-when-adding-details-editing-details/988/2 "2022-11-21T10:53:58Z")

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Yes, there was a bug: we fixed this already.  
See here for more details:

> **[Edit the title of a task ---\> Error: Assignment to constant variable.](https://kolaente.dev/vikunja/frontend/issues/2691)**
>
> \*\*Version information:\*\*
> 
> Frontend Version: 0.20.1
> API Version: 0.20.1
> Browser and OS Version:
> Chrome on Chrome OS
> 
> \*\*Steps to reproduce:\*\*
> 1. Edit the title of an existing task
> 2. See in the bottom left corner, a red pop-up with "Error: Assignment...