Stuck at Starting IGMP Proxy

[Kamaxou]

First of all, thanks for the help and sorry for my English...

I have launched the configuration and everything has gone correctly, only that when I launch it, it stops in:

Aug 21 19:21:03 UDMSE systemd[1]: udm-iptv.service: Failed with result 'exit-code'.
Aug 21 19:21:08 UDMSE systemd[1]: Stopped IPTV support for the UniFi Dream Machine.
Aug 21 19:21:08 UDMSE systemd[1]: Started IPTV support for the UniFi Dream Machine.
Aug 21 19:21:08 UDMSE udm-iptvd[444395]: Device iptv already exists.. Deleting device
Aug 21 19:21:08 UDMSE udm-iptvd[444395]: NATing IPTV network ranges (if necessary)
Aug 21 19:21:08 UDMSE udm-iptvd[444395]: Creating static routes (if necessary)
Aug 21 19:21:08 UDMSE udm-iptvd[444412]: RTNETLINK answers: File exists
Aug 21 19:21:08 UDMSE udm-iptvd[444395]: Setting up IGMP Proxy
Aug 21 19:21:08 UDMSE udm-iptvd[444395]: Using improxy...
Aug 21 19:21:08 UDMSE udm-iptvd[444395]: Starting IGMP Proxy

I get no other error.