### Steps to reproduce

1. Login as a user with permissions to update tickets

2. Go to a work package list

3. Open a ticket in split view

4. Open a custom field of type Begin of the insertionmulti-select

1. Ideally choose a field that already has values selected. That makes it easier to reproduce

End of the insertion Begin of the deletion text

End of the deletion 5. Begin of the insertionQuickly press "p". For the bug to appear, the "p" must be pressed before the values are finished loading.End of the insertion Begin of the deletion Start typingEnd of the deletion


### What is the buggy behavior?

* The project list search field opens and typing happens there Begin of the insertion

* Only after a fresh reload can resolve itEnd of the insertion


Begin of the insertion<img class="image_resized op-uc-image op-uc-image_inline" style="width:674px;" src="/api/v3/attachments/237967/content">

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

1. Typing should happen in the custom field&nbsp;


### Screenshots and other files

<img class="op-uc-image op-uc-image_inline" src="/api/v3/attachments/237865/content">

### Environment information

**OpenProject version**

_15.0_

**Browser**

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

**Operating System**

* [x] Windows
* [ ] Mac OS X
* [ ] Mobile iOS
* [ ] Mobile Android
* [ ] Linux (please specify distro)
* [ ] Chrome OS
* [ ] Other (please specify)