U_ILLEGAL_ARGUMENT_ERROR

[andreybolonin]

Description

PHP Version

8.2.12

Operating System

macOs/ubuntu

[damianwadley]

This does not appear to be a bug with PHP.

Symfony is over here.

[mpdude]

The problem comes from the fact that since 8.1.25, invalid $locale values for \IntlDateFormatter throw an exception - see #12282