RVsitebuilder version 5.4.10 is ready for PHP 5.5 (Updated 2024: PHP 5.6 only) on DirectAdmin server. The following error may be happened on RVsitebuilder in your server once you upgrade PHP version to 5.5.

Fatal error: The file /usr/local/directadmin/plugins/rvsitebuilder/images/index.php was encoded by the ionCube Encoder for PHP 5 and cannot run under PHP 5.5.
 Please ask the provider of the script to provide a version encoded with either the ionCube Encoder for PHP 5.3 or for PHP 5.4. in Unknown on line 0

No worries, the error can be easily fixed by the following solution.

1. Build RVsitebuilder to be compatible with PHP 5.5 by running the following command.

perl /usr/local/directadmin/plugins/rvsitebuilderinstaller/admin/installphpda.pl

2. Build RVSeagullMod to be compatible with PHP 5.5 by running the following command.

perl /usr/local/cpanel/whostmgr/docroot/cgi/rvsitebuilderinstaller/autoinstaller.cgi --force=rvseagullmod

Reference:  RVsitebuilder Installation for DirectAdmin