Given I have a custom property list
Given I'm updating a folder properties and apply changes to its children
Then a fatal error is thrown
2022/03/25 10:39:33 [error] 251019#251019: *429 FastCGI sent in stderr: "PHP message: PHP Fatal error: Uncaught TypeError: preg_match_all(): Argument #2 ($subject) must be of type string, array given in /usr/share/tuleap/src/common/Reference/ReferenceManager.php:797
Stack trace: