: ionCube v10.x and newer Loaders are designed to handle files encoded for PHP 5.6. However, files encoded for older versions (like PHP 4) may not be compatible with newer Loaders on PHP 5.6.
: An encoded file produced by ionCube v10 for PHP 5.6 will only run on a server with the ionCube Loader installed and configured for that specific PHP version. How to Decode ionCube v10.x Files for PHP 5.6 ioncube decoder v10x php 56 work