Bought the PS4 version of Minecraft for my PS5. When signing into my Microsoft account this error message keeps on popping up. I have never connected it to a PlayStation Network account.
Secretive Sony to blame for blocking Minecraft on PS5, says Xbox
PS4 Minecraft PS4 & PS5 Various Assorted MINT Condition - Fast & Free Delivery | eBay
Minecraft PS5 Edition: Everything You Should Know - Cultured Vultures