wool block tourch village bug

what i expected to find was a normal lighted black wool block at a village.

What happend is the touches glitched and one was not on there but on a block next to it.

1. type in seed: 527181709
2. put land to superflat and chose desert format.
3. find village you spawn by.
4. find the glitched black wool block.
5. freak out that in 5 munites i found 3 bugs.
6. fix the bugs!