i got a site bug

[rebornproduction51]

Fatal error: Incompatible file format: The encoded file has format major ID 65540, whereas the Optimizer expects 2 in /home/reborn14/public_html/index.php on line 0

 

[GtoXic]

hi, your file is not compatible with PHP Version 5.2. If this is a script made by someone else, ask them to re-write it for you.