[0.18.38] Crash reassigning blueprint to grid incompatible with containing rail

[ingmarins]

Selecting new contents for a blueprint that has Absolute reference point incompatible with Rail and Train stop placement crashes the game.

1) Copy entities to blueprint works fine with absolute reference

screenshot1.png (72.77 KiB) Viewed 2376 times

2) Copy entities and rail to blueprint works fine with absolute reference

screenshot2.png (81.43 KiB) Viewed 2376 times

3) Setting grid size to odd number while absolute reference is enabled doesn't let save the blueprint or move reference point

screenshot4.png (83.69 KiB) Viewed 2376 times

4-A) Removing rail from blueprint allows moving reference point and saving.
4-B) You can have an odd grid size (not a multiple of 2)
4-C) You can have an even grid size (multiple of 2) but reference point not aligned with rail placement

screenshot3.png (72.73 KiB) Viewed 2376 times

IMPORTANT:
5)Having a blueprint in state 4-B) OR 4-C) and selecting new contents for it crashes the game if the new contents contains rail

[Loewchen]

Update to the latest version, reproduce the crash and post the log please.

[ingmarins]

factorio-current.log

(7.86 KiB) Downloaded 185 times

[kovarex]

Thanks for the thorough testing. The issue is now fixed for the next release.