PHP 8.1: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated

[Dirk Schürjohann]

Deprecated: str_replace(): Passing null to parameter #3 ($subject) of type array|string is deprecated in redaxo/src/addons/sprog/boot.php on line 172

Siehe auch https://stitcher.io/blog/new-in-php-81#deprecate-passing-null-to-non-nullable-arguments-of-internal-functions-rfc