How to fix TypeError: array_intersect_key(): Argument #1 ($array) must be of type array, string given in array_intersect_key() (line 293 of core/lib/Drupal/Core/Render/Renderer.php).

I got this error after upgrading to Drupal 9.4. Seemed an error caused by a custom views field.

Possible solution

Use the following patch to fix the problem: https://www.drupal.org/files/issues/2021-12-10/3253568-18.patch

Topic: https://www.drupal.org/project/drupal/issues/3253568

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