1: set down a redstone lamp
2: power it with a redstone torch
3: Enchant pick with silktouch (anvil)
4: pick up the redstone lamp in survival with the silk touch pick
5: enjoy your crash 
(or not)
- duplicates
-
MC-30940 Game crashes and deletes chunks when encountering invalid items, such as lit Redstone Lamps broken with Silk Touch
- Resolved