Minecraft Wiki:Issues/13w01a

Crashing/system
Bugs

Gameplay
Bugs

Annoyances

World generator
Bugs

Annoyances

Mobs/NPCs
Bugs

Annoyances

Graphical/lighting
Bugs

Annoyances

Sounds
Bugs

Annoyances

Menus
Bugs

Annoyances

In-game interfaces/HUD
Bugs

Annoyances

Chat/commands
Bugs

Annoyances

Language/text files
Bugs

Annoyances