UnboundLocalError: local variable 'feature_db' referenced before assignment

[antss8]

Traceback (most recent call last):
File "/public/home/lzhu/.conda/envs/hjs/bin/liftoff", line 33, in
sys.exit(load_entry_point('Liftoff==1.6.3', 'console_scripts', 'liftoff')())
File "/public/home/lzhu/.conda/envs/hjs/lib/python3.9/site-packages/Liftoff-1.6.3-py3.9.egg/liftoff/run_$
File "/public/home/lzhu/.conda/envs/hjs/lib/python3.9/site-packages/Liftoff-1.6.3-py3.9.egg/liftoff/run_$
File "/public/home/lzhu/.conda/envs/hjs/lib/python3.9/site-packages/Liftoff-1.6.3-py3.9.egg/liftoff/lift$
File "/public/home/lzhu/.conda/envs/hjs/lib/python3.9/site-packages/Liftoff-1.6.3-py3.9.egg/liftoff/extr$
File "/public/home/lzhu/.conda/envs/hjs/lib/python3.9/site-packages/Liftoff-1.6.3-py3.9.egg/liftoff/extr$
File "/public/home/lzhu/.conda/envs/hjs/lib/python3.9/site-packages/Liftoff-1.6.3-py3.9.egg/liftoff/extr$
UnboundLocalError: local variable 'feature_db' referenced before assignment

[haydenji0731]

This appears to be a problem with the gffutils DB. I would try to remove the features DB created from your previous run(s) of LiftOff and re-run the tool. If the problem persists, let me know.