### Steps to reproduce

1. As an admin, go to Administration > Projects > Project Attributes Begin of the insertion

End of the insertion Begin of the deletion
End of the deletion 2. Create a new project attribute, do not tick the box `Searchable` and save Begin of the insertion

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End of the deletion 3. Go to Administration > Projects > Settings Begin of the insertion

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End of the deletion 4. At the bottom of the page, add the newly created Project attribute as a column and save Begin of the insertion


End of the insertion Begin of the deletion

End of the deletion ### What is the buggy behavior?

_Please describe the bug in as much detail as possible. Example:_

* Project attribute is visible as a column in the project list Begin of the insertion


End of the insertion Begin of the deletion

End of the deletion ### What is the expected behavior?

_Describe how the application should behave like. Example:_

1. Project attribute should not be visible Begin of the insertion


End of the insertion Begin of the deletion

End of the deletion ### Screenshots and other files

<img class="op-uc-image op-uc-image_inline" src="/api/v3/attachments/95624/content"> Begin of the deletion
End of the deletion <img class="op-uc-image op-uc-image_inline" src="/api/v3/attachments/95626/content">

### Environment information

_Please check and fill out the following details to help us identify in what versions and distributions of OpenProject the error occurs_

**OpenProject version**

Core build

[435694d2069517481688a726ff22af16bc7e7862](https://github.com/opf/openproject/commits/435694d2069517481688a726ff22af16bc7e7862)&nbsp;

Product version

Begin of the insertion[272767a127586f81c23dd3ee4439090f551c2b1a](https://github.com/opf/saas-openproject/commits/272767a127586f81c23dd3ee4439090f551c2b1a)End of the insertion Begin of the deletion [272767a127586f81c23dd3ee4439090f551c2b1a](https://github.com/opf/saas-openproject/commits/272767a127586f81c23dd3ee4439090f551c2b1a) End of the deletion

Core version 14.0.0

**Browser**

* [ ] Chrome
* [x] Firefox
* [ ] Safari
* [ ] Mobile Safari
* [ ] Other (please specify)