blank page after upload to hosting

[eluser]weirdo[/eluser]
ok.. i was clear all the file in the hosting and upload all file again...

i try to make error in localhost where i not upload helper/url_helper.php file and in localhost display :


An Error Was Encountered

Unable to load the requested file: helpers/url_helper.php

everything going right..

where in my hosting not display that error...

any idea what is going on?