one line summary gets it all : autopsy 2.20 is needed for >= sleuthkit-3.0.0.
in the port system:
so if autopsy is executed it reports "ERROR: Sleuth Kit dcat executable missing"
from the docs: "the d* tools were moved to blk* to avoid name collisions"
How-To-Repeat: install both tools from ports and repeat it
Fix synopsis and assign.
Autopsy was updated to the most recent version, 2.23. It now matches
Sleuthkit version (3.1.0).