===============================================

EXECUTING

Stopping Bt-Tasks... done
Stopping Bt-Panel... done

Starting Bt-Panel............failed

monkey.patch_all()
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/monkey.py", line 1253, in patch_all
from gevent import events
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/events.py", line 74, in <module>
from pkg_resources import iter_entry_points
File "/www/server/panel/pyenv/lib/python3.7/site-packages/pkg_resources/init.py", line 89, in <module>
import('pkg_resources.extern.packaging.specifiers')
File "/www/server/panel/pyenv/lib/python3.7/site-packages/pkg_resources/vendor/packaging/specifiers.py", line 26, in <module>
from .utils import canonicalize_version
File "/www/server/panel/pyenv/lib/python3.7/site-packages/pkg_resources/vendor/packaging/utils.py", line 8, in <module>
from .tags import Tag, parse_tag
File "/www/server/panel/pyenv/lib/python3.7/site-packages/pkg_resources/vendor/packaging/tags.py", line 5, in <module>
import logging
File "<frozen importlib.bootstrap>", line 983, in find_and_load
File "<frozen importlib.bootstrap>", line 967, in find_and_load_unlocked
File "<frozen importlib.bootstrap>", line 677, in load_unlocked
File "<frozen importlib.bootstrap_external>", line 724, in exec_module
File "<frozen importlib.bootstrap_external>", line 857, in get_code
File "<frozen importlib.bootstrap_external>", line 525, in _compile_bytecode

ValueError: bad marshal data (invalid reference)

Error: BT-Panel service startup failed.
done

Starting Bt-Tasks... failed

import logging
File "<frozen importlib._bootstrap>", line 983, in find_and_load
File "<frozen importlib.bootstrap>", line 967, in find_and_load_unlocked
File "<frozen importlib.bootstrap>", line 677, in load_unlocked
File "<frozen importlib.bootstrap_external>", line 724, in exec_module
File "<frozen importlib.bootstrap_external>", line 857, in get_code
File "<frozen importlib.bootstrap_external>", line 525, in compile_bytecode
ValueError: bad marshal data (invalid reference)
Traceback (most recent call last):
File "/www/server/panel/BT-Task", line 13, in <module>
import task
File "/www/server/panel/task.py", line 17, in <module>
import logging
File "<frozen importlib.bootstrap>", line 983, in find_and_load
File "<frozen importlib.bootstrap>", line 967, in find_and_load_unlocked
File "<frozen importlib.bootstrap>", line 677, in load_unlocked
File "<frozen importlib.bootstrap_external>", line 724, in exec_module
File "<frozen importlib.bootstrap_external>", line 857, in get_code
File "<frozen importlib.bootstrap_external>", line 525, in _compile_bytecode

ValueError: bad marshal data (invalid reference)

Error: BT-Task service startup failed.

Tried to reinstall panel or fix panel but still show the same error.