Hi @RCVSK,
Is there a particular reason you’re starting with OJS 2.4.6? That’s an old release – I’d suggest working with the latest 2.4.x, or better yet, start with the latest OJS 3.x.
When you see a 500 error, there’s probably something captured in your PHP error log in more detail.
Regards,
Alec Smecher
Public Knowledge Project Team