Found a weird rail bug. Two rails go up when they are supposed to connect to each other. Seems to happen with all kinds of rails. It's kind of hard to explain. Please take a look at the pictures.
How to: http://imgur.com/a/ojihW
MC-29333
Minecart Rail Bug - Supposed to Be Connected
Resolved
Duplicate
0
Bob Genericname
(Unassigned)
Unconfirmed
activator, detector, minecart, powered, rail, redstone
Minecraft 1.6.2
Retrieved
Confirmed, I can reproduce on 1.6.2.
EDIT: Duplicate of MC-7235.