The ionCube Loader supports PHP 7.2, but there are some limitations. The ionCube Loader version 10.4 or later is required for PHP 7.2 compatibility.
If you are the copyright holder but lost the source, reverse-engineer the behavior of the encoded script: ioncube decoder php 72
Once upon a time in the digital kingdom of PHP 7.2, there lived a humble developer named The ionCube Loader supports PHP 7