Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Will not play on my LG BD300 Blu-Ray Player

This disc will not play on my LG BD300 Blu-Ray player. I have other Region Free discs that will. Downloaded the latest BD300 firmaware and no luck. The film itself is a 5 star film. The disc plays fine on my Sherwood BDP-5004 BR player.