Seafile Pro 7.1.0 or 7.1.1 Beta permission error python

Hi i have a problem withe the beat pro version.
i followed the upgrade notes but still got this error, clear cache etc doesn’t help.
python packages are all reinstalled still same error.
seahub starts as seafile user
i’m running on centos 7.7.1908

● seahub.service - Seafile hub
Loaded: loaded (/etc/systemd/system/seahub.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Di 2020-02-25 12:19:03 CET; 2min 0s ago
Process: 7250 ExecStop=/opt/seafile-server-latest/seahub.sh stop (code=exited, status=0/SUCCESS)
Process: 12069 ExecStart=/opt/seafile-server-latest/seahub.sh start (code=exited, status=1/FAILURE)
Main PID: 12069 (code=exited, status=1/FAILURE)

Feb 25 12:18:58 server seahub.sh[12069]: for dist in find_distributions(entry, True):
Feb 25 12:18:58 server seahub.sh[12069]: File “/opt/seafile-pro-server-7.1.0/seahub/thirdpart/pkg_resources/init.py”, line 2065, in find_on_path
Feb 25 12:18:58 server seahub.sh[12069]: for dist in factory(fullpath):
Feb 25 12:18:58 server seahub.sh[12069]: File “/opt/seafile-pro-server-7.1.0/seahub/thirdpart/pkg_resources/init.py”, line 2127, in distributions_from_metadata
Feb 25 12:18:58 server seahub.sh[12069]: if len(os.listdir(path)) == 0:
Feb 25 12:18:58 server seahub.sh[12069]: PermissionError: [Errno 13] Permission denied: ‘/usr/local/lib/python3.6/site-packages/sqlparse-0.3.0.dist-info’
Feb 25 12:19:03 server systemd[1]: seahub.service: main process exited, code=exited, status=1/FAILURE
Feb 25 12:19:03 server systemd[1]: Failed to start Seafile hub.
Feb 25 12:19:03 server systemd[1]: Unit seahub.service entered failed state.
Feb 25 12:19:03 server systemd[1]: seahub.service failed.