Begin of the insertion### Reproduction

- activate german and english locale on your instance (e.g. enterprise-dev)
- set your locale to german
- create a new custom field
- format: list
- enter some possible values
- keep all locales on default (should be german)
- edit the newly created custom field
- change the locale of the possible values to english
- save

### Expected

- changes are saved
- possible values are now considered to be written in english

### Actual

- can’t save because possible values have not been setEnd of the insertion