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.

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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.