Unable to remove trees

Issue description

some trees cannot be removed by harvesting nor debris removal.
These are in a place i would like to build a farm in instead..

Reproduction steps

1. load attached save
2. Attempt to harvest the trees next to the households good assemblers (east north-east of iron processing)

Game version and build number

v0.7.2 b432

Operating system

Linux

Attachments

bug-report-ghost-trees.save

Files not imported: bug-report-ghost-trees.save

I'm having the same issue. Reported here Unable to designate some trees for cutting

This was fixed in one of our previous updates. Thanks for reporting it!