index.php that requires ioncube loader will not run and produces an error message

The error m开发者_如何学Cessage: Failed opening required '/opt/lampp/htdocs/boxbilling/install/index.php' (include_path='.:/opt/lampp/lib/php') in Unknown on line 0

I don't know what any of this means, but would appreciate some guidance in finding the problem and fixing it. Thanks, in advance.

You should make sure that you have uploaded all files in the provided file. Please also make sure that the index.php exists in install directory.