Wrapper is disabled in the server configuration by allow_url_fopen=0
If you encounter this error or find it in the error log:
…file_get_contents() [function.file-get-contents]: http:// wrapper is disabled in the server configuration by allow_url_fopen=0 in…
You need to modify your php.ini file and enable the following setting:
allow_url_fopen = On
After making this change, restart Apache to apply the fix.
If you cannot modify the php.ini file directly, contact your hosting provider for assistance.