CPG 1.6.18 versioncheck.php fatal error

[xJone]

CPG 1.6.18
PHP Version 8.1.2

versioncheck.php
Fatal error: Array and string offset access syntax with curly braces is no longer supported in /var/www/html/include/lib.xml.php on line 297

[ron4mac]

Please install simplexml with your PHP version.
sudo apt install php8.1-xml

[xJone]

Thanks for help!