Deprecated function: urldecode(): Passing null to parameter #1 ($string) of type string is deprecated in Drupal\regex_redirect\Form\RegexRedirectForm->setDefaultOptions() (line 149 of modules/contrib/regex_redirect/src/Form/RegexRedirectForm.php).
Deprecated function: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in Drupal\regex_redirect\Form\RegexRedirectForm->setRegexErrors() (line 218 of modules/contrib/regex_redirect/src/Form/RegexRedirectForm.php).
PHP 8.1
Drupal 9.5.9 or Drupal 10.1.7
Go to /admin/config/search/redirect/regex/add.
Enter Title, Redirect source, and Redirect target.
Invoke Save button.
Active
Code
The issue particularly affects sites running on PHP version 8.1.0 or later.
See attached patch. It applies PHP 8.1 compatibility fix to 1.0.0-alpha2.
This attached patch fixes both PHP deprecations. It applies PHP 8.1 compatibility fixes to 1.0.0-alpha2.