Problem/Motivation
Red error message: Undefined index: en in locale_requirements() (line 303 of core/modules/locale/locale.install) on /admin/config
Proposed resolution
TBD
Remaining tasks
TBD
User interface changes
No
API changes
TBD
Related Issues
None found
Steps to reproduce:
- Install Drupal in Dutch language (Nederlands). English is not installed.
- Go to admin/config
- there is no error
- add English as a language: error shows