Updating to 4.6.1 fixed the issue.

Thank you!

[brontes ~] ~/filebot/filebot.sh -script fn:sysinfo
FileBot 4.6 (r3052)
JNA Native: 4.0.0
MediaInfo: MediaInfoLib - v0.7.69
p7zip: java.io.IOException: Cannot run program "7z": error=2, No such file or directory
Chromaprint: fpcalc version 1.1.0 (fpcalc)
Extended Attributes: OK
Groovy Engine: 2.4.3 ...