[1.1.0] Crash on placing yellow underground over blue ghost

[zebb02]

Sorry, this is a duplicate of 91672
original post below

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This appears to be a bug in the underground belt fast replace logic involving ghost entities and different-colored underground belts. Screenshot attached of the moments before disaster. Easy to reproduce in sandbox.

*What did you do?
Placed a yellow underground belt on top of a ghost blue underground belt

*What happened?
Crash

*What did you expect to happen instead? It might be obvious to you, but do it anyway!
Place yellow underground on top of blue ghost.

*Write down the steps to reproduce the bug if you know them.
Enter sandbox game
Put a blue underground belt on cursor and shift-click to place a ghost
Place a second ghost blue underground that is "connected" to the first
Put yellow underground belt on cursor and try to place yellow underground on top of first blue ghost
Crash

*Does it happen always, once, or sometimes?
Always

[zebb02]

Whoops this is a duplicate of another post. Will remove if I can