I downgraded to 16.41 which was working yesterday, and the same thing occurred.
Attached is the save in question and the log file
enabled mods
although many of these aren't in active use in the sameYES! This information was the critical part that allowed me to figure out what was causing that. Thank you very much.jrodmcb wrote:I was using a mod called belt upgrader that is to automatically place blue belts over red. It does seem a bit inconsistent at times as to whether it properly calls for the old belt to be deconstructed, as sometimes even though a bot is hovering over the location with a blue belt held, the red belt that is already placed there will keep moving and transporting items.