It sounds like your player may be having some issues. Try these steps to fix it:
1. Unplug your Blu-ray player for 5 minutes, then plug it back in and try again.
2. Call the manufacturer of the player to ensure you have the latest updates.
3. Call the manufacturer of the player for service.
It is quite likely that the Bluray player is faulty. A badly aligned laser may still be able to read the larger DVD tracks but not the much finer tracks on a Bluray disc. Try some different Bluray discs. If none of them work, it might be time to get the player repaired or replaced.
No, you can't play blu-ray discs on a DVD player. You can however play DVDs with a blu-ray player.
No. Blu-Rays will only work on Blu-Ray players
No. Blu-Ray discs will NOT work on DVD players
no but blu rays can play dvds.You have to have a Blu-Ray player or a PS3 to play Blu-Ray discs.
can not. DVD could be played on blu-ray player.
Yes, you can play normal DVD's on a Blu-Ray player, but it up-scale's them.
No. Blu-Rays will only work on Blu-Ray players
To my knowledge, you can only play blu-ray dvds on a blu-ray player.
DVD players cannot play Blu-Ray discs. But Blu-Ray players can play DVDs
Any DVD player will NOT play Blu-Ray discs
No. Blu-Rays will only work on a Blu-Ray player, but they can play DVDs as well
No. However, you can sometimes read a DVD in your blu-ray player.