logs spammed with realms error messages when playing singleplayer

creepers blowing up without player interaction (iron golem attacks mobs)

Singleplayer with multiple accounts dupe

Output logs spammed with fetching packet. Causes crash?

unable to place blocks in specific locations

Press E to open inventory shows on title screen

Some blocks cannot be placed facing a wall with /setblock or /fill + datavalues or block states

Trapdoors open and close by themself

Maps framed on east or west sides of blocks are darker than north or south sides