Hearthlings stuck in an infinite loop whilst building

Summary:
as the title says
Steps to reproduce:

  1. unsure, maybe build a lot of buildings

Expected Results:
the hearthlings to just build the building
Actual Results:
they spend all there time walking up one ladder then down, up a second ladder then down and then repeat.
Notes:

Attachments:
1463242964119.zip (6.0 MB)
Version Number and Mods in use:
2972 no mods
System Information:

2 posts were merged into an existing topic: [A14/A15] The buildings my hearthling will not build Thread