TypeError: array_filter(): Argument #1 ($array) must be of type array, null given in array_filter() (line 349 of /Drupal/Core/Datetime/Element/Datelist.php)

Changes are made on on 11.x (our main development branch) first, and are then back ported as needed according to our policies.

sourav_paul → changed the visibility of the branch 3487733-typeerror-arrayfilter to hidden.

sourav_paul → changed the visibility of the branch 3487733-typeerror-arrayfilter to active.

I've raised MR against 11.x as well..

The Needs Review Queue Bot → tested this issue. It fails the Drupal core commit checks. Therefore, this issue status is now "Needs work".

This does not mean that the patch necessarily needs to be re-rolled or the MR rebased. Read the Issue Summary, the issue tags and the latest discussion here to determine what needs to be done.

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