Issue description
T1 Miners bunch up in mining area, only 1 of them working. The rest switch back and forth between two jobs "loading cargo, dojob stopped" and "searching for a valid terrain designation, dojob stopped"
Expected behavior
Not this
Reproduction steps
load attached save
Game version
v0.4.8
Attachments
Golden Peak2.save
Files not imported: Golden Peak2.save
