My system is debian 8. Can't start the panel after reboot the machine.
Starting Bt-Panel............failed
import ssl # if we can't import it, let the error propagate
ImportError: /www/server/panel/pyenv/lib/python3.7/lib-dynload/ssl.cpython-37m-x86_64-linux-gnu.so: undefined symbol: X509_VERIFY_PARAM_set_hostflags
Traceback (most recent call last):
File "/www/server/panel/BT-Panel", line 11, in <module>
monkey.patch_all()
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/monkey.py", line 986, in patch_all
patch_ssl(warnings=warnings, _first_time=first_time)
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/monkey.py", line 178, in ignores
return func(*args, **kwargs)
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/monkey.py", line 756, in patch_ssl
gevent_mod, _ = _patch_module('ssl', warnings=warnings)
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/monkey.py", line 347, in _patch_module
gevent_module = getattr(import('gevent.' + name), name)
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/ssl.py", line 32, in <module>
from gevent import _ssl3 as source # pragma: no cover
File "/www/server/panel/pyenv/lib/python3.7/site-packages/gevent/ssl3.py", line 14, in <module>
import ssl as ssl
File "/www/server/panel/pyenv/lib/python3.7/ssl.py", line 98, in <module>
import ssl # if we can't import it, let the error propagate
ImportError: /www/server/panel/pyenv/lib/python3.7/lib-dynload/_ssl.cpython-37m-x86_64-linux-gnu.so: undefined symbol: X509_VERIFY_PARAM_set_hostflags
Error: BT-Panel service startup failed.
done
Starting Bt-Tasks... done