We've identified an issue in the current Minecraft Beta and Preview version that causes chunks to become corrupted below Y=0. To avoid corrupted chunks, please refrain from opening your worlds until an update has been released. - jhp

Hello, I'm having issues with my Minecraft Launcher (the launcher from the Microsoft Store, I use it to play java) Everytime I open the launcher I get the error "Sorry! We were unable to get your account information. Please restart your launcher." I can't seem to fix it.