So it is a SSD issue, I'm surprised that it only affects burned games and not orginal discs. Either way i was planning to play PS2 games from internal storage anyway to not wear down the laser on the BD drive but still this is a really weird issue.
Thanks for the reply.
It's not a big deal...
Got this model recently very cheap, it came with a broken BD drive which i was able to fix by putting a newer PS3 BD drive version (BD-410) with remarrying. I tested PS2 games both orginal and backups and it worked but after i changed the HDD to a SSD it stopped recognizing backups as "ps2...