My PS4 keeps ejecting the disc whilst I'm playing my game. How do I fix this?
A known cause for this (common) problem is simply because the rubber grips on the underside of the console heat up during gameplay and trigger the eject button located right above it. Simply removing these grips should solve the problem. Also try placing your console on its side instead of flat
Click here for more info -
https://alltrendsetter.com/ps4-keeps-ejecting-the-disc-problem-analysed-and-fixed/