Fixed Tailspickup can bring players under the floor.

[Agent Hack]

Look here:
http://www.youtube.com/watch?v=YQmco5TJsJk

I don't know if this is level based or code based but meh.

 

[Fawfulfan]

This is not exclusive to THZ1. I've also gotten similar results in parts of GFZ1.

 

[jcokeinfinity]

This happens from time to time, If you hit a sector just right, you are able to enter it. It's kind of unreparable unless you reconstruct the sector.

 

[Liliam]

This is most definitely a programming flaw concerning Tails pickup.