TYPO3 Core

This issue is present only on 9.2.0-dev.

Steps to reproduce:

Prerequisistes¶

1) BE admin user > enable admin panel using admPanel=1 in his/her TSConfig field
2) FE usergroup "test group"
3) TypoScript Setup:

config.admPanel=1

Test¶

1) create a page
2) create a content element (e.g. Text With Images) ,write in a lot of text, in Access Tab set its "Usergroup Access Rights" as "test group"
3) Save and preview the page
4) Expand the admin panel (preview section) and set "Simulate user group" to "test group" and click "Update"
5) close the Preview Section of admin panel

Results¶

The dropdown "Simulate user group" does not hold the selected usergroup and becomes blank on the reload after clicking the "update" button.