SR 2019.06.29 not starting on Readynas

Hi
IiInstalled version 2019.06.29 on Readynas OS 6.10.0 Hotfix 2.
installation seems fine at second trial (first gave error unable to install).
The problem is that SR is not starting and from web UI does not give any errors.
Starting from SSH report this messages

[email protected]:~# systemctl status fvapp-sickrage.service
● fvapp-sickrage.service - SiCKRAGE application instance
Loaded: loaded (/lib/systemd/system/fvapp-sickrage.service; enabled; vendor preset: enabled)
Active: inactive (dead)

Jul 14 14:09:10 Readynas python3[5668]: File “/apps/sickrage/bin/sickrage/core/init.py”, line 33, in
Jul 14 14:09:10 Readynas python3[5668]: from apscheduler.schedulers.tornado import TornadoScheduler
Jul 14 14:09:10 Readynas python3[5668]: ImportError: No module named ‘apscheduler’
Jul 14 14:09:15 Readynas systemd[1]: Started SiCKRAGE application instance.
Jul 14 14:09:15 Readynas python3[5692]: Traceback (most recent call last):
Jul 14 14:09:15 Readynas python3[5692]: File “/apps/sickrage/bin/sickrage/init.py”, line 219, in main
Jul 14 14:09:15 Readynas python3[5692]: from sickrage.core import Core
Jul 14 14:09:15 Readynas python3[5692]: File “/apps/sickrage/bin/sickrage/core/init.py”, line 33, in
Jul 14 14:09:15 Readynas python3[5692]: from apscheduler.schedulers.tornado import TornadoScheduler
Jul 14 14:09:15 Readynas python3[5692]: ImportError: No module named ‘apscheduler’
[email protected]:~#

Anyone else having the same issue on Readynas?

Thanks
Andrea

What model of ReadyNAS you have ?

My model is Readynas Ultra 2