You were only supposed to convert your world from 1.6.2 to 1.6.4 to fix a world generation glitch that would appear in 1.7. This said it on the launcher, so it was basically fixed. You created this by your mistakes, not Minecraft's errors.
You were only supposed to convert your world from 1.6.2 to 1.6.4 to fix a world generation glitch that would appear in 1.7. This said it on the launcher, so it was basically fixed. You created this by your mistakes, not Minecraft's errors.