[1.2 Bug] Superhighway with wrong exit

[kylania]

I was trying to travel from Black Hole V to Black Hole IV via the Superhighway that connects the two. When I went into it I ended up in Grand Exchange I instead!

Before jump: https://i.imgur.com/vwCl64V.jpg

After jump: https://i.imgur.com/bhh6iu3.jpg (zoomed out)
After jump: https://i.imgur.com/5OQzUWp.jpg (zoomed in)

Had a friend try in his game and it worked for him. Here's my save file.