Thanks for the fix, it's looking pretty nice now in 2.0.23.

I agree with LCStark that there is only a visual weirdness with landing pads and the new spidertron in some cases. For both, the number of items picked up and the types are correct (at least in the cases I tested). So overall I think ...

I did some experimenting to find the at runtime limitations of modding demolishers. These seem to be the limitations as of 2.0.20:
- You cannot query the territory, although the demolisher-compass mod has a workaround by tracking the position of each demolisher as it moves around
- You cannot modify ...

I also have this bug in 2.0.19 and it happens every time. However, I did not see this error before: 2.0.13 definitely did not have this bug. In-between those versions I do not know.

I just noticed that cargo landing pads also have self-sorting inventories too. However the behaviour seems different. So far I haven't been able to reproduce the same issues as with spidertrons.

That video captures it perfectly.
I think roboports also have the same issue with requested items shown in the video.

What did you do?
In a spidertron inventory, in remote view, right-click on multiple stacks of items of different types to apply deconstruction crosses.

What happened?
As items are carried away by construction bots, the inventory is automatically sorted. This causes items to move into earlier ...